diff --git a/assemblers/lineage.txt b/assemblers/lineage.txt
new file mode 100644
index 00000000..0ad23770
--- /dev/null
+++ b/assemblers/lineage.txt
@@ -0,0 +1,263 @@
+# -*- sh -*- 
+# See http://rigaux.org/language-study/diagram.html for the format of this file
+
+#--------------------------------------------------------------------------
+# Assemblers lineage (x86 assemblers mostly)
+#--------------------------------------------------------------------------
+
+#src: https://en.wikipedia.org/wiki/Comparison_of_assemblers
+#src: wikipedia articles on different programs
+# at least the ones listed in the box at
+# https://en.wikipedia.org/wiki/Template:X86_assembly_topics
+#src: infoworld magazine ads found via Google
+
+#part of a compiler suite:
+# - as/ld/cc (but actually there was an 'as' long before a 'cc' and even 'ld')
+# - 5a/5l/5cc
+# - gas/GNU ld/gcc
+# - llvm-mc/lld/llvm-clang
+# - asxxxx/aslink/sdcc (but independent originally of sdcc)
+# - as86/ld86/bcc
+# - em_ass/led/ack
+# - MASM (?)/Linker?/C? (there was probably MASM long before C compiler)
+# - TASM (?)/Turbo Linker/Turbo Pascal (but TASM long after?)
+# - !!fbas/fbld??/fbcc!! (not in diagram)
+
+#part of native-targeted:
+# - Go/2a/5a/... (5l)
+# - Free Pascal?
+# - SBCL?
+
+#--------------------------------------------------------------------------
+# Pre-Historical (DEC)
+#--------------------------------------------------------------------------
+
+#IBM 701 first symbolic assembler?
+#  1952
+#src: https://researcher.watson.ibm.com/researcher/view_page.php?id=7209
+# by Nathaniel Rochester
+
+#A-0 first assembler/linker?
+#  1952
+#src: https://en.wikipedia.org/wiki/A-0_System
+
+#Tons of assemblers already in 1957
+#src:http://shape-of-code.coding-guidelines.com/2017/05/21/evidence-for-28-possible-compilers-in-1957/
+# they use 'assembler' for 'linker/loader', and 'compiler' for 'assembler' :)
+
+
+PAL11R
+  1971
+  #DEC-provided assembler for PDP11
+  #manual: https://archive.org/details/bitsavers_decpdp11do11RAssemblerProgrammersManualMay71_2572677
+MACRO-11
+  1975
+
+#--------------------------------------------------------------------------
+# Historical (UNIX)
+#--------------------------------------------------------------------------
+
+# Ken thompson had a PDP-7 assembler (without any linker, and generated a.out)
+
+*as
+  1971
+  PAL11R
+  SY:2
+#as UNIX v1
+#...
+#as UNIX v7 (still in assembly)
+
+#--------------------------------------------------------------------------
+# Open source (GNU)
+#--------------------------------------------------------------------------
+
+*gas
+  as
+  1986
+  SY:2
+gas 2.0
+  1993
+  # use BFD and started ELF support
+
+*as86
+  1991
+  SY:2
+  #date: copyright in informagic/bin86/.../as.c says 1992, but I've found some
+  # as86 binaries dating back to 1991, and some of its files dates back to 1989
+  # wikipedia article comparing assemblers says 88
+
+
+*ASxxxx
+  1989
+  #date: see copyright
+  #src: http://web.mit.edu/~6.121j/arch/i386_rhel4/versions/sdcc/2.5.0/share/sdcc/doc/aslink/asxhtm.html
+  # says derived from DECUS from PDP11 assembler :)
+  # part of SDCC now
+  PAL11R
+ASxxxx 1.5
+  1990
+  #src: http://www.ibiblio.org/pub/academic/computer-science/history/pdp-11/decus/110918.html
+ASxxxx 2.0
+  1998
+  #src: http://web.mit.edu/~6.121j/arch/i386_rhel4/versions/sdcc/2.5.0/share/sdcc/doc/aslink/asxhtm.html
+ASxxxx 5.10
+  2014
+
+sdas
+  ASxxxx
+  # sdcc's assembler
+
+ASMXXX
+  ASxxxx 5.10
+  # on github
+
+#--------------------------------------------------------------------------
+# Plan9
+#--------------------------------------------------------------------------
+
+*2a/5a/8a/...
+  1993
+  as
+  SY:1
+  # there was no 5a yet in 1993 (there was 2a/6a/8a/ka/va/za)
+Inferno assemblers
+  1996
+  # mostly unchanged I think (contains also an asm/ written in Limbo)
+*Go assemblers
+  2009
+  # originally still in C, but rewritten in Go in 2016?
+
+
+5a in OCaml
+  2015
+  2a/5a/8a/...
+
+#--------------------------------------------------------------------------
+# Educational
+#--------------------------------------------------------------------------
+
+*mixal
+  1968
+  # not really an assembler at that time, mixal by ESR first is 1998
+*mmixal
+  1999
+  SY:2
+#GNU mdk
+# 2002
+
+fbas
+  1996
+  # from fbcc
+
+s86
+  1993
+  # from subc
+
+*yasp
+  2013
+  # web-based with IDE and debugger, great for teaching
+
+spim
+  1990
+  #date: see copyright
+  #weird mix assembler/simulator
+
+pep/8 assembler
+
+#--------------------------------------------------------------------------
+# Post-2000
+#--------------------------------------------------------------------------
+
+*LLVM-mc
+  2010
+  SY:2
+
+*WebAssembly
+  2017
+
+#--------------------------------------------------------------------------
+# Industry (mostly x86)
+#--------------------------------------------------------------------------
+
+# Intel provided assembler? mother of all?
+
+A86
+  1980
+  SY:6
+  #date: shareware, not exact date
+A386
+  1995
+  SY:6
+  #date: not exact date
+
+
+*MASM
+  1981
+  SY:6
+#Visual Studio
+  #  19??
+
+*TASM
+  1989
+  MASM
+  SY:6
+  #date: ad in infoworld Sep12 1988 though, but wikipedia says 1989
+  # it followed Turbo Pascal/Prolog/C, not the reverse.
+
+*WASM
+ 1991
+ MASM
+ SY:6
+ # Watcom
+
+
+MPW assembler
+# Mac? Programmer's workbench
+
+
+*ACK em_ass
+  1987
+  SY:6
+ACK em_ass open source
+  2003
+
+
+#--------------------------------------------------------------------------
+# Other
+#--------------------------------------------------------------------------
+
+*NASM
+  1996
+  MASM,TASM
+  SY:2
+
+*YASM
+  2002
+  NASM
+  # history provided here: http://yasm.tortall.net/Download.html
+  # modular assembler (can be used as a library by compilers), retargatable
+
+*FASM
+  2000
+  NASM
+  # has IDE
+
+*vasm
+  2002
+  gas
+
+#--------------------------------------------------------------------------
+# Exotic
+#--------------------------------------------------------------------------
+ARB Assembly language
+  # for openGL, shader, ancestor of GLSL 
+
+HLA
+  
+#--------------------------------------------------------------------------
+# TODO?
+#--------------------------------------------------------------------------
+
+GoAsm
+  2001
+  # not related to golang
diff --git a/builders/lineage.txt b/builders/lineage.txt
new file mode 100644
index 00000000..c6063654
--- /dev/null
+++ b/builders/lineage.txt
@@ -0,0 +1,359 @@
+# -*- sh -*- 
+# See http://rigaux.org/language-study/diagram.html for the format of this file
+
+#--------------------------------------------------------------------------
+# Build systems lineage
+#--------------------------------------------------------------------------
+
+#src: wikipedia articles on different programs
+#src: copyright dates in source files
+#src: http://software.wikia.com/wiki/List_of_build_automation_software
+
+#--------------------------------------------------------------------------
+# Historical (UNIX)
+#--------------------------------------------------------------------------
+
+*Make
+  1976
+  SY:2
+# in UNIX PWB
+
+#--------------------------------------------------------------------------
+# Open source
+#--------------------------------------------------------------------------
+
+*GNU Make
+  1988
+  Make
+  SY:2
+  # copyright in make.texinfo in first commit of make git repo
+  # Changelog says 3.03 in 1988 already
+
+remake
+  GNU Make
+  2005
+  # fork of GNU Make 3.80 with better error reporting/tracing/etc.
+
+*pmake
+  1988
+  Make
+  # aka BSD Make
+  # copyright in pmake-1.0 from infomagic says 1988
+bmake
+  #NetBSD
+bsdmake
+
+
+#--------------------------------------------------------------------------
+# Plan9
+#--------------------------------------------------------------------------
+
+*mk
+  Make
+  1987
+  SY:1
+
+mk in Go
+  2013
+  mk
+  # independent developer (not Tom Duff), 2285 LOC
+
+mk in OCaml
+  2017
+  mk
+
+#--------------------------------------------------------------------------
+# Java (and XML)
+#--------------------------------------------------------------------------
+
+*Ant
+  2000
+  Make
+  SY:2
+  # from Tomcat project, to replace the proprietary make they were using
+
+Ivy
+  2004
+  # transitive package manager, just that
+
+*Maven
+  2004
+  Ant,Ivy
+  # still XML but introduced external dependencies (dependency management)
+  # relies on conventions over configuration (state only exceptions)
+Maven 2.0
+  2005
+Maven 3.0
+  2010
+
+*Gradle
+  2007
+  Ant,Maven
+  # no more XML, use Groovy-based DSL
+
+NAnt
+  2001
+  Ant
+  # for .NET, Not Ant
+
+#--------------------------------------------------------------------------
+# Distributed compilation
+#--------------------------------------------------------------------------
+
+distcc
+
+ccache
+
+#--------------------------------------------------------------------------
+# Industry
+#--------------------------------------------------------------------------
+
+*Microsoft nmake
+  1991
+  Make
+  SY:6
+  # found reference to nmake in old inforworld
+
+*MSBuild
+  2007
+  SY:6
+  Microsoft nmake,Ant
+  # part of .NET, to build managed code
+  # found article talking about msbuild at 2007
+  # bundled originally with .NET but then with Visual Studio 2013
+*MSBuild open source
+  2015
+
+Borland Make
+
+Sun DevPro make
+  1986
+
+MPW make
+  1986
+  SY:6
+
+
+Perforce Jam
+  # was open source
+
+SparkBuild
+  Make,Microsoft nmake
+
+
+#--------------------------------------------------------------------------
+# Recent
+#--------------------------------------------------------------------------
+
+*Ninja
+  Make
+  2012
+
+
+#--------------------------------------------------------------------------
+# Meta
+#--------------------------------------------------------------------------
+configure
+  1984
+  #first program to use a configure script was Larry Wall's rn in 1984
+
+metaconfig
+  # used in Perl
+
+*Autoconf
+  1991
+  configure,metaconfig
+
+
+*Automake
+  1996
+  GNU Make,Autoconf
+  #autotools: autconf,automake,aclocal,libtool
+  # written in Perl
+
+*imake
+  1987
+  Make
+  # built on top of cpp and make; replaced by autotools at Xorg X11R7.0 
+
+
+*Cmake
+  2000
+  Make,Autoconf
+  SY:2
+  # inspired by pcmaker, that was supporting VTK
+
+
+Meson
+  2013
+  Cmake,Ninja 
+  #Cmake G Ninja does the same job than Meson now
+  # use ccache; Python DSL. strongly typed!
+  # XOrg is supposed to switch to Meson
+
+
+
+Premake
+
+qmake
+ # by trolltech
+Qbs
+  2012
+
+mkmk
+  1993
+  # ask a series of questions and then generate Makefile (very small)
+
+smake
+  Make,Automake
+  # in Brew
+
+xmake
+  Make
+  # in Lua, found in Brew
+
+aap
+  2004
+  Make
+  # in Brew
+
+#--------------------------------------------------------------------------
+# Integrated
+#--------------------------------------------------------------------------
+
+Microsoft PWB
+ #Programmer Workbench 
+
+Visual Studio
+  SY:6
+
+MPW
+
+CodeWarrior
+
+Xcode
+  SY:6
+
+xctool
+
+#--------------------------------------------------------------------------
+# Continuous build
+#--------------------------------------------------------------------------
+Jenkins
+
+Hudson
+
+buildbot
+
+#--------------------------------------------------------------------------
+# Other
+#--------------------------------------------------------------------------
+
+Cons
+  1999
+  Autoconf,Automake
+  # written in Perl
+SCons
+  # written in Python
+
+Waf
+  SCons
+  # used in KDE community, but now they use CMake
+
+
+Tup
+  2009
+
+redo
+  # by author of qmail?
+
+
+
+icmake
+  Make
+  # use C to express deps, a bit like in Rake/Sbt/...?
+
+Glenn Fowler nmake
+
+#--------------------------------------------------------------------------
+# Lang-specific
+#--------------------------------------------------------------------------
+
+# Scala
+
+sbt
+  Maven
+
+# ruby
+
+Rake
+  2003
+  SCons,Make
+  # copyright in rake.rb says 2003
+
+# ocaml
+
+omake
+
+jenga
+
+jbuilder
+
+# haskell
+
+Cabal
+
+Shake 
+  2012
+  # see paper about Shake in ICFP'12
+
+Stack
+  2015
+
+# Clojure
+
+Leiningen
+
+# Rust
+
+Cargo
+
+# Javascript
+
+#--------------------------------------------------------------------------
+# Google-like
+#--------------------------------------------------------------------------
+
+*Blaze
+  2009
+  SY:6
+  # not exact date, but I've found some google tech talk about it in 2010
+  # distcc?
+*Bazel
+  2015
+
+*GYP
+  2009
+  Blaze
+  # copyright says 2009
+
+GN
+  2013
+  GYP,Ninja
+  # chromium switched from GYP to GN recently
+
+
+*Buck
+  2013
+  Blaze
+  # by facebook
+
+Pants
+  Blaze
+  # by twitter
+
+#--------------------------------------------------------------------------
+# TODO classify
+#--------------------------------------------------------------------------
+
+Please.build
diff --git a/compilers/lineage.txt b/compilers/lineage.txt
new file mode 100644
index 00000000..83b8c4b9
--- /dev/null
+++ b/compilers/lineage.txt
@@ -0,0 +1,12 @@
+cc
+pcc
+gcc
+
+DJGPP
+
+Borland C
+
+Microsoft C
+
+QuickC
+
diff --git a/debuggers/lineage.txt b/debuggers/lineage.txt
new file mode 100644
index 00000000..4737effe
--- /dev/null
+++ b/debuggers/lineage.txt
@@ -0,0 +1,12 @@
+
+*Turbo Debugger
+  1988
+  # ad in infoworld for Turbo Debugger 1.0 sep 12 1998
+
+*Microsoft CodeView
+  1985
+  # ad for Turbo compares itself with CodeView 2.2
+
+D86
+D386
+# from A386 guy
diff --git a/docs/latex/language-study.list2dot b/docs/latex/language-study.list2dot
new file mode 100755
index 00000000..9f61ecd8
--- /dev/null
+++ b/docs/latex/language-study.list2dot
@@ -0,0 +1,194 @@
+#!/usr/bin/perl
+#src: http://rigaux.org/language-study/diagram.html
+
+#pad: related work:
+# - gnuclad 
+#   https://launchpad.net/gnuclad (cladogram tree)
+# - gldt (gnu/linux distro timeline)
+#   http://futurist.se/gldt/ , uses gnuclad
+
+sub min { (sort { $a <=> $b } @_)[0] }
+sub max { (sort { $b <=> $a } @_)[0] }
+sub uniq { my %l; @l{@_} = (); keys %l }
+sub difference2 { my %l; @l{@{$_[1]}} = (); grep { !exists $l{$_} } @{$_[0]} }
+sub round_down { my ($i, $r) = @_; $i = int $i; $i -= $i % $r; }
+sub round_up { my ($i, $r) = @_; $i = int $i; $i += $r - ($i + $r - 1) % $r - 1; }
+sub round { 
+    my ($i, $r) = @_;
+    my $x1 = round_down($i, $r);
+    my $x2 = round_up($i, $r);
+    my $diff1 = $i - $x1;
+    my $diff2 = $x2 - $i;
+    if ($diff1 <= $diff2) {
+        return $x1;
+    } else {
+        return $x2;
+    }
+}
+
+sub allocation2color {
+    ${{ GC => 'cyan', Static => 'gray', Stack => 'aquamarine2', Heap => 'lightblue' }}{$_[0]};
+}
+sub ds2color {
+    ${{ 
+	'arrays' => 'gray',
+	'records' => 'orange', 
+	'arrays,records' => 'yellow',
+	'objects' => 'red',
+	'lists' => 'cyan', 
+	'datatypes,lists' => 'lightblue',
+	'strings' => 'green',
+	'lists,strings', => 'aquamarine2',
+    }}{$_[0]};
+}
+sub sy2color {
+    ${{
+	0 => 'white',
+    1 => 'red', # selected
+    2 => 'orange', #considered
+    3 => 'yellow',
+	4 => 'aquamarine2',
+    5 => 'green',
+    6 => 'grey', #closed source (originally at least)
+   
+    }}{$_[0]};
+}
+sub color {
+#    return;
+#    my $e = allocation2color($allocation{$_[0]});
+#    my $e = ds2color($ds{$_[0]});
+    my $e = sy2color($sy{$_[0]} || '0');
+    print STDERR "$_[0] $sy{$_[0]} $e\n" unless $e;
+    $e ? "[color=$e; style=filled]" : '';
+}
+sub inheritate {
+    my ($to, $from) = @_;
+
+    $allocation{$to} = $allocation{$from};
+    $ds{$to} = $ds{$from};
+    #$sy{$to} = $sy{$from};
+}
+
+my $sons;
+my $was_empty = 1;
+while (<>) {
+    /^\s*#/ and next;
+    s/\s+$//;
+    if (/^\S/) {
+	# new language
+	$importance{$_} = s/^\*//;
+	$is_evolution{$_} = !$was_empty;
+	$links{$_} = $was_empty ? [] : [ $lang ];
+	$son{$_} = $was_empty ? $sons++ : $son{$lang};
+	inheritate($_, $lang);
+	$lang = $_;
+    } elsif (/^  (\d{4})\??$/) {
+	$date{$lang} = $1;
+    } elsif (/^  DS:(.*)/) {
+	$ds{$lang} = join(',', sort split(',', $1));
+    } elsif (/^  SY:(\d+)/) {
+	$sy{$lang} = $1;
+    } elsif (/^  (http:.*)/) {
+	$url{$lang} = $1;
+    } elsif (/^  (.* typing.*)/) {
+	$typing{$lang} = $1;
+    } elsif (/^  (Static|Stack|Heap) allocation$/ || /^  (GC)$/) {
+	$allocation{$lang} = $1;
+    } elsif (/^  (.*)/) {
+	my @l = split ',', $1;
+	difference2($links{$lang}, \@l) and warn "overriding @{$links{$lang}} with @l for $lang\n";
+	$links{$_} or die "$ARGV $.: unknown lang $_\n" foreach @l;
+	$links{$lang} = \@l;
+	inheritate($lang, $l[0]);
+    }
+    $was_empty = /^$/;
+}
+
+print '
+digraph dd {
+  {
+    node [ shape=plaintext,fontsize=45 ];
+
+';
+#pad: orig - 25
+
+my $bloated = $ENV{BLOATED};
+my $step = $bloated ? 1 : 5;
+my $min = round_down(min(values %date), $step);
+my $max = round_up(max(values %date), $step);
+my ($prev);
+for ($date = $min; $date <= $max; $date += $step) {
+    print " -> " if $prev;
+    print "$date";
+    $prev = $date;
+}
+print '
+  }
+
+node [ fontsize=30, style=filled ];
+';
+
+if (!$bloated) {
+    my %all_links = %links;
+    %links = ();
+
+    foreach my $lang (grep { $importance{$_} } keys %importance) {
+	my %l = map { $_ => 1 } @{$all_links{$lang}};
+	my %r;
+
+	while (%l) {
+	    my ($e) = keys %l; my $depth = delete $l{$e};
+	    if ($importance{$e}) {
+		$r{$e} = $depth;
+	    } else {
+		my @sub = @{$all_links{$e}};
+		my $i;
+		foreach (@sub) {
+		    my $depth2 = $depth + ($i == 0 && $is_evolution{$e} ? 0 : 1);
+		    $l{$_} = min($depth2, $l{$_} || 99);
+		    $i++;
+		}
+	    }
+	}
+	%r or next;
+	for (my $depth = 1; ; $depth++) {
+	    my @l = grep { $r{$_} <= $depth } keys %r or next;
+	    @{$links{$lang}} = @l;
+	    last;
+	}
+    }
+
+    delete $date{$_} foreach grep { !$importance{$_} } keys %importance;
+}
+
+my %d;
+push @{$d{$date{$_}}}, $_ foreach keys %date;
+while (my ($date, $langs) = each %d) {
+    print "{ rank = same ; ", round($date, $step);
+    foreach (@$langs) {
+	print " ; ";
+	print qq("$_");
+	print " [ fontsize=40 ]" if $importance{$_};
+    my $c = color($_); 
+    #print STDERR "ERR: $_=$c\n";
+    print $c;
+    }
+    print " }\n";
+}
+
+print "\n";
+
+while (my ($lang, $links) = each %links) {
+    foreach (uniq(@$links)) {
+	print qq("$_" -> "$lang");
+	print " [weight=3]" if $is_evolution{$lang} && $_ eq $links->[0];
+	print "\n";
+    }
+}
+
+
+print '
+}
+';
+
+1;
diff --git a/editors/lineage.txt b/editors/lineage.txt
new file mode 100644
index 00000000..aec0f961
--- /dev/null
+++ b/editors/lineage.txt
@@ -0,0 +1,388 @@
+# -*- sh -*-
+# See http://rigaux.org/language-study/diagram.html for the format of this file
+
+#--------------------------------------------------------------------------
+# Editors lineage
+#--------------------------------------------------------------------------
+
+#src: https://en.wikipedia.org/wiki/Comparison_of_text_editors
+
+#--------------------------------------------------------------------------
+# Pre-Historical (line editor)
+#--------------------------------------------------------------------------
+
+*TECO
+  1963
+  # both editor and PL (inspiration for Emacs), Macros (really programs)
+  # source shared on DECUS tapes. for DEC.
+
+
+*QED
+  1965
+  # introduced regular expression!
+  # originally written by Lampson, rewrote for CTSS by Ken, rewrote again
+  # in BCPL for Multics by Ken too.
+
+*ed
+  1969
+  QED
+  # one of 3 elts ken thompson developed! first released in 1971.
+  # mostly to be used in script, because quite terse (line editor)
+
+em
+  1975
+  ed
+  # editor for mortal (ed was considered for immortal as it was very unfriendly)
+  # use raw keyboard mode and can visualize whole line!
+en
+ex
+  1976
+  # extended ed, Bill Joy
+
+
+
+*Bravo
+  1974
+  # modal editor, full-screen, bitmap, first WYSIWYG word processor, for Alto
+
+WordStar
+  1979
+
+#--------------------------------------------------------------------------
+# Historical (Unix/Multics)
+#--------------------------------------------------------------------------
+
+*Emacs
+  1975
+  TECO
+  #Editor Macros, originally implemented in TECO
+  # Emacs stallman paper 1981, but also tech report in 1979 AI memo ???
+  # programmability and modelessness (2 things Bill Joy says he missed in vi)
+
+
+*Multics Emacs
+  1978
+  Emacs
+  # unpublished paper about it in 1979, written in Lisp with extension in Lisp!
+
+Gosling Emacs
+  1981
+
+
+*vi
+  1976
+  ed,Bravo
+  SY:2
+  # visual editor, Bill Joy too (he did also csh, BSD, ...) full-screen
+  #ex
+
+
+#--------------------------------------------------------------------------
+# Open source
+#--------------------------------------------------------------------------
+
+*GNU Emacs
+  Emacs,Multics Emacs,Gosling Emacs
+  1984
+  SY:2
+
+*JED
+  1992
+  Emacs
+
+
+
+*vim
+  1991
+  vi
+  #,elvis,stevie
+  SY:2
+
+neovim
+  2015
+  vim
+
+
+
+Pico 
+  # pine composer
+
+*Nano
+  1999
+  Pico
+  # original TIP (Tip is not Pine)
+GNU Nano
+  2001
+
+
+
+*JOE
+  1988
+  #WordStar,Turbo C
+
+#--------------------------------------------------------------------------
+# Plan9
+#--------------------------------------------------------------------------
+
+*Sam
+  1982
+  ed
+  SY:2
+  # no precise date
+
+*Acme
+  1993
+  Sam
+
+#--------------------------------------------------------------------------
+# Emacs clones
+#--------------------------------------------------------------------------
+#src: https://en.wikipedia.org/wiki/Template:EmacsNavbox
+
+
+*MicroEMACS
+  1985
+  Emacs
+  # used by Torvalds
+
+*mg
+  1986
+  MicroEMACS,GNU Emacs
+  SY:2
+  #MicroGnuEmacs, release mod.sources, and comp.sources.unix
+
+
+*qemacs
+  2000
+  GNU Emacs
+  SY:2
+
+*efuns
+  1998
+  GNU Emacs
+  SY:1
+
+
+
+Lucid Emacs
+  
+*XEmacs
+  GNU Emacs
+  1991
+
+XSEmacs
+  XEmacs
+  2004
+
+
+Aquamacs
+  2005
+  GNU Emacs
+  # for macOS
+
+
+JOVE
+  1983
+  Gosling Emacs
+
+
+#--------------------------------------------------------------------------
+# Vi/vim clones
+#--------------------------------------------------------------------------
+
+stevie
+
+elvis
+  1990
+  # syntax higlighting
+
+nvi
+  elvis
+
+busybox vi
+
+
+vile
+  vi,MicroEMACS
+
+vis
+  vi,Sam
+
+
+
+
+#--------------------------------------------------------------------------
+# Educational
+#--------------------------------------------------------------------------
+
+kilo
+
+
+#--------------------------------------------------------------------------
+# IDEs (open source)
+#--------------------------------------------------------------------------
+#src: https://en.wikipedia.org/wiki/Comparison_of_integrated_development_environments
+
+#Turbo Pascal/Delphi see later
+
+Fabrik
+
+NeXT interface Builder 
+  1988
+
+IBM VisualAge
+  1985
+  #No precise date
+  #NeXT interface Builder 
+  #In Smalltalk
+
+*Eclipse
+  2001
+  IBM VisualAge
+  # ACM software award in 20011
+Eclipse 3.0
+  2003
+
+Intellij IDEA
+
+
+
+#--------------------------------------------------------------------------
+# Industry
+#--------------------------------------------------------------------------
+
+Epsilon
+  Emacs
+  1984
+  SY:6
+
+
+*Textmate
+  2004
+  GNU Emacs
+  SY:6
+Textmate 2.0
+  2009
+Textmate open source
+  2012
+
+*Sublime Text
+  2008
+  Textmate
+  SY:6
+
+*Atom
+  2014
+  GNU Emacs,Sublime Text
+  #github company
+
+# ------------
+# Apple
+# ------------
+Edit Application
+TeachText
+SimpleText
+  #RTF
+TextEdit
+  2001
+  SY:6
+  # light word processor too
+
+Xcode
+
+# ------------
+# Microsoft
+# ------------
+Edlin
+  1980
+  ed
+
+MS-DOS Editor
+  1991
+  Edlin
+  # aka edit
+
+*Notepad
+  1985
+  SY:6
+  # written with MASM initially, since Windows 1.0
+
+MicrosoftWrite
+  1985
+  # light Word processor
+WordPad
+  1995
+
+*Visual Studio C++
+
+*Visual Studio Code
+  2015
+  Atom
+
+# ------------
+# Borland
+# ------------
+
+*Turbo Pascal
+  1983
+  SY:6
+Turbo C
+  1987
+Turbo C++
+  1990
+
+Delphi
+  1995
+  #RAD
+
+# ------------
+# Misc
+# ------------
+
+SlickEdit
+  1988
+  SY:6
+
+UltraEdit
+  1994
+  SY:6
+
+Source Insight
+  SY:6
+  # program editor and analyzer (to help understand large codebase)
+
+
+
+#--------------------------------------------------------------------------
+# Recent
+#--------------------------------------------------------------------------
+
+
+#--------------------------------------------------------------------------
+# Exotic
+#--------------------------------------------------------------------------
+
+*Light Table
+  2012
+  # inspired by Bret Victor Demo, not free at the beginning?
+
+#--------------------------------------------------------------------------
+# Desktop
+#--------------------------------------------------------------------------
+Kate
+  2000
+
+KWrite
+  2000
+
+gedit
+  2000
+
+#--------------------------------------------------------------------------
+# Other
+#--------------------------------------------------------------------------
+
+Yi
+  2005
+  # in haskell
+
diff --git a/generators/lineage.txt b/generators/lineage.txt
new file mode 100644
index 00000000..75ee92e2
--- /dev/null
+++ b/generators/lineage.txt
@@ -0,0 +1,41 @@
+# -*- sh -*- 
+# See http://rigaux.org/language-study/diagram.html for the format of this file
+
+#--------------------------------------------------------------------------
+# Compiler compiler lineage
+#--------------------------------------------------------------------------
+
+#--------------------------------------------------------------------------
+# Historical (UNIX)
+#--------------------------------------------------------------------------
+
+lex
+
+yacc
+
+#--------------------------------------------------------------------------
+# Open source
+#--------------------------------------------------------------------------
+
+flex
+
+bison
+
+
+byacc
+
+
+
+ocamlyacc
+
+ocamllex
+
+#--------------------------------------------------------------------------
+# Lang-specific
+#--------------------------------------------------------------------------
+
+# haskell
+
+# ocaml
+
+# 
diff --git a/kernel/lineage.txt b/kernel/lineage.txt
new file mode 100644
index 00000000..b73a9b72
--- /dev/null
+++ b/kernel/lineage.txt
@@ -0,0 +1,531 @@
+# -*- sh -*- 
+# See http://rigaux.org/language-study/diagram.html for the format of this file
+
+#--------------------------------------------------------------------------
+# Kernel lineage
+#--------------------------------------------------------------------------
+
+#src: https://en.wikipedia.org/wiki/Comparison_of_operating_systems
+# has origin date and predecessor, so very nice
+#src: https://en.wikipedia.org/wiki/Comparison_of_operating_system_kernels
+# not so good
+#src: https://en.wikipedia.org/wiki/Timeline_of_operating_systems
+# good, but too many entries
+
+#src: https://en.wikipedia.org/wiki/History_of_Unix 
+# especially the following nice diagram
+# https://en.wikipedia.org/wiki/History_of_Unix#/media/File:Unix_history-simple.svg
+#src: https://en.wikipedia.org/wiki/Research_Unix
+# for detailed history of early UNIX versions
+
+#src: wikipedia articles on different kernels
+
+#src: https://en.wikipedia.org/wiki/Template:Operating_system
+# at least major elements I remember
+
+#src: classic OS book by Per Brinch Hansen
+
+
+#--------------------------------------------------------------------------
+# Pre-Historical
+#--------------------------------------------------------------------------
+#Atlas
+#  1957
+#  concept of OS breakthrough!, managing resources for independent tasks
+
+CTSS
+  1961
+  # paper in 1962,
+  # introduced RUNCOM, RUNOFF, QED, email ancestor
+
+
+Berkeley Timesharing System
+  1964
+
+ITS
+  1968
+  CTSS
+  # not precise date
+  # Incompatible Timesharing System, against Multics directions, released
+  #  something before Multics actually
+  # lots of nice software started on ITS (Emacs, MacLisp, Scheme, ...)
+
+
+
+OS/360
+  1966 
+  # announced in 1964, finished in 1966
+  # Fred Brooks, IBM huge project
+
+#--------------------------------------------------------------------------
+# Historical (UNIX)
+#--------------------------------------------------------------------------
+
+*Multics
+  1965
+  CTSS
+  # started in 1965, release in 1969, open sourced in 2006, 
+
+
+
+*UNIX
+  1971
+  Multics
+  SY:2
+  # 1971 is first ed of unix manual, but was already apparently 2 years old
+  # osh, mail, cp, su
+UNIX V2
+  1972
+  # echo and cc
+UNIX V3
+  1973
+  # C, pipes, crypt, yacc, search path because of split /bin and /usr/bin
+UNIX V4
+  1973
+  # rewritten in C, groups, grep, printf, troff, first CACM article
+UNIX V5
+  1974
+  # find, dd, sticky bit
+UNIX V6
+  1975
+  # Lions book is in 1977
+  # ratfor, bc, non PDP hardware
+UNIX V7
+  1979
+  # sh, cpio, sed, ioctl, awk, f77, spell, stdio, pcc + PWB/UNIX utilities
+UNIX V8
+  1985
+  # Blit, network file system, sockets, 
+UNIX V9
+  1985
+  # code from 4.3 BSD, mount with program at the end (ancestor plan9), sam
+UNIX V10
+  1989
+  # C interpreter, many plan9 tools: mk, rc
+
+PWB/UNIX
+  UNIX V4
+  1977
+
+UNIX System V
+  UNIX V7
+  1983
+  #SVR4
+
+#--------------------------------------------------------------------------
+# Oldies
+#--------------------------------------------------------------------------
+
+OS/400
+  1988
+  SY:6
+
+MVS
+  1972
+  OS/360
+
+MPE
+  1974
+
+MCP
+  1961
+
+VMS
+  1977
+  # Virtual Memory System
+
+OpenVMS
+  1977
+  #RSX-11M
+
+#--------------------------------------------------------------------------
+# Educational
+#--------------------------------------------------------------------------
+
+*Minix
+  1987
+  UNIX V7
+  SY:2
+  # it says its goas was to be system-call compatible with UNIX v7
+Minix 1.5
+  1991
+Minix 2.0
+  1997
+*Minix 3.0
+  2005
+
+*Xinu
+  1981
+  UNIX
+  SY:2
+  # first ed of XINU book in 1984
+Xinu internetworking
+  1987
+  # vol II
+
+*xv6
+  2006
+  UNIX V6
+  SY:2
+
+*Oberon
+  1987
+  # book in 1992, started in 1985, first release in 1987
+
+Ulix
+  # literate program!
+
+#--------------------------------------------------------------------------
+# BSD Families
+#--------------------------------------------------------------------------
+#src: https://en.wikipedia.org/wiki/Comparison_of_BSD_operating_systems
+
+*BSD
+  1978
+  UNIX V5
+BSD 3.0
+  1980
+BSD 4.2
+  1983
+BSD 4.3
+  1986
+BSD 4.4
+  1992
+
+386BSD
+  1991
+  BSD 4.3
+
+*FreeBSD
+  1992
+  386BSD
+
+*NetBSD
+  1992
+  BSD 4.3
+
+*OpenBSD
+  1994
+  NetBSD
+
+DragonFly BSD
+  FreeBSD
+  2003
+
+#--------------------------------------------------------------------------
+# Other UNIX Families
+#--------------------------------------------------------------------------
+
+HP-UX
+  1983
+  UNIX System V
+
+AIX
+  1986
+  UNIX System V
+
+IRIX
+  1988
+  UNIX System V
+
+SunOS
+  1982
+  BSD 3.0
+
+Solaris
+  1992
+  SunOS
+OpenSolaris
+  2008
+
+
+Xenix
+  1980
+  UNIX V7
+
+
+#--------------------------------------------------------------------------
+# Open source (Linux)
+#--------------------------------------------------------------------------
+
+*Linux
+  1991
+  UNIX V7,Minix
+  SY:2
+Linux 1.0
+  1992
+Linux 2.0
+  1996
+#Linux 3.0
+#  2011
+#Linux 4.0
+#  2016
+
+MkLinux
+
+#--------------------------------------------------------------------------
+# Plan9
+#--------------------------------------------------------------------------
+
+*Plan 9
+  1993
+  UNIX V10
+  SY:2
+  # kernel is called 9
+
+*Inferno
+  Plan 9
+  1998
+Inferno 4.0
+  2007
+
+#9 in OCaml
+#  2017
+
+#--------------------------------------------------------------------------
+# Other
+#--------------------------------------------------------------------------
+
+Accent
+
+*Mach
+  1985
+  UNIX,Accent
+Mach 3.0
+  1994
+  # true microkernel
+Mach 4.0
+  # from CMU to University of UTAH
+  
+
+GNU Mach
+  1996
+  Mach 4.0
+GNU Mach 1.0
+  1997
+#GNU Mach 1.4
+#  2013
+#GNU Mach 1.8
+#  2016
+
+
+*GNU Hurd
+  1996
+  GNU Mach
+  # started work in 1990, but Hurd 0.1 is 1996 on gnu FTP
+  # also one based on L4
+
+L3
+  1988
+  Mach
+  # inspired to improve Mach
+*L4
+  1993
+L4Ka::Hazelnut
+  1999 
+
+L4/Fiasco
+  1998
+  L4
+
+*OKL4
+  L4
+  2006
+
+#--------------------------------------------------------------------------
+# Industry
+#--------------------------------------------------------------------------
+
+*CP/M
+  1974
+  SY:6
+  # Gary Kildall
+DR-DOS
+  1988
+
+# ------------
+# Microsoft
+# ------------
+
+86-DOS
+  1980
+  CP/M
+
+*MS-DOS
+  1981
+  86-DOS
+  SY:6
+
+OS/2
+  1987
+  #with IBM
+
+*Windows NT
+  1993
+  SY:6
+  MS-DOS,OS/2
+
+# ------------
+# Apple
+# ------------
+
+*Mac OS
+  1984
+  SY:6
+  # aka Classic Mac OS
+  # until 2001
+Mac OS System 7
+  1991
+Mac OS 8
+  1997
+Mac OS 9
+  1999
+
+*NeXTStep
+  1988
+  BSD 4.3
+  SY:6
+  # includes BSD 4.3 tools, but not based on BSD 4.3 kernel
+  # based on Mach?
+
+*Mac OS X
+  2001
+  NeXTStep,Mac OS 9,Mach
+  SY:6
+  # use FreeBSD 3.0 tools
+  # XNU, non real microkernel
+
+tvOS
+
+# ------------
+# Google
+# ------------
+
+#Android
+#  2008
+# really just Linux
+
+#Fuschia
+#  2018
+
+# ------------
+# Other
+# ------------
+BeOS
+  1996
+  # v1 in 1990
+  SY:6
+
+Haiku
+  BeOS
+  2009
+
+QNX
+  1982
+  UNIX
+  SY:6
+
+
+#--------------------------------------------------------------------------
+# Industry Failed
+#--------------------------------------------------------------------------
+
+Atari DOS
+  # book: Inside Atari DOS!
+
+AmigaOS
+  1985
+  #TRIPOS
+
+RISC OS
+  1987
+
+#--------------------------------------------------------------------------
+# Other
+#--------------------------------------------------------------------------
+
+NuttX
+
+HelenOS
+
+ReactOS
+  1996
+  Windows NT
+
+#--------------------------------------------------------------------------
+# Research OS
+#--------------------------------------------------------------------------
+
+Pebble
+
+#--------------------------------------------------------------------------
+# Mobile
+#--------------------------------------------------------------------------
+Newton OS
+  1993
+
+Palm OS
+  1996
+
+*iOS
+  Mac OS X
+  2007
+  SY:6
+
+watchOS
+
+#--------------------------------------------------------------------------
+# Seminal or influential research OS
+#--------------------------------------------------------------------------
+#Atlas
+
+#CTSS
+
+THE multiprogramming system
+  1968
+  # layered OS, started in 1965
+
+RC 4000
+  1969
+  # microkernel
+
+Solo5
+
+Hydra
+  # capability
+
+Pilot
+  1981
+  # for Xerox Star
+  
+SPIN
+  1994
+
+Singularity
+  2008
+
+#--------------------------------------------------------------------------
+# Exotic
+#--------------------------------------------------------------------------
+
+*TempleOS
+  MS-DOS
+  2013
+  # started in 2003
+
+sel4
+  2009
+  L4
+  # haskell paper in 2009
+#sel4 open source
+#  2012
+
+#--------------------------------------------------------------------------
+# Wannabee
+#--------------------------------------------------------------------------
+
+Sortix
+  2011
+  # minimal libc, but no GUI, no network
+Sortix 1.0
+  2016
diff --git a/lib_core/lineage.txt b/lib_core/lineage.txt
new file mode 100644
index 00000000..69f5e709
--- /dev/null
+++ b/lib_core/lineage.txt
@@ -0,0 +1,44 @@
+Libc
+
+Libc Plan9
+(Go std lib?)
+
+Libc Linux
+
+GNU libc
+
+uClibc
+
+dietlibc
+
+musl
+
+
+
+glib
+
+
+
+Industry
+
+MSDN
+
+Apple Core XXX?
+NS stuff
+
+
+
+STL
+
+Boost
+
+lots of components, Rave something for C++?
+
+
+
+
+Java
+
+
+
+.NET
diff --git a/lib_graphics/lineage.txt b/lib_graphics/lineage.txt
new file mode 100644
index 00000000..0fea25cf
--- /dev/null
+++ b/lib_graphics/lineage.txt
@@ -0,0 +1,603 @@
+# -*- sh -*-
+# See http://rigaux.org/language-study/diagram.html for the format of this file
+
+#--------------------------------------------------------------------------
+# Graphics systems lineage
+#--------------------------------------------------------------------------
+
+#src: wikipedia articles on different programs
+#src: https://excelsior.asc.ohio-state.edu/~carlson/history/timeline.html
+# very complete (too much actually, too many entries)
+
+#--------------------------------------------------------------------------
+# Pre-Historical
+#--------------------------------------------------------------------------
+
+#Memex
+#  1945
+#  # "As We May Think", a vision, not a real computer
+
+*Sketchpad
+  1963
+  #Memex
+
+# Bresenham Algorithm: 1962
+
+#--------------------------------------------------------------------------
+# Historical
+#--------------------------------------------------------------------------
+
+*Alto
+  1973
+  Sketchpad
+  #,NLS
+  #bitblt()
+
+Perq
+  1980
+
+*X Window
+  Alto
+  1984
+
+#--------------------------------------------------------------------------
+# Misc Standards
+#--------------------------------------------------------------------------
+
+GINO
+  1971
+
+GPGS
+
+Siggraph Core
+  1977
+  #3D already
+
+GKS
+  1977
+  # final ratification was done in 1985
+  # Graphical Kernel System =~ 2D version of Core
+ 
+#SGP
+# Simple Graphics Package, used in Newman first graphics textbook
+
+PHIGS
+  1989
+  GKS
+  #Programmers Hierarchical Interactive Graphics System, 3D stuff
+  # in X11 via PEX extension
+
+#--------------------------------------------------------------------------
+# OpenGL standard (3D)
+#--------------------------------------------------------------------------
+
+IrisGL
+  # Integrated Raster Imaging System Graphics Library
+*OpenGL
+  1992
+  IrisGL
+  # release in 1992 by SGI. 1.0
+  # won over PHIGS becauser lower-level and so could be optimized more
+  # Book 1st ed in 19??
+# Kronos group
+#  2006
+OpenGL 1.3
+  2001
+OpenGL 2.0
+  2004
+  #GLSL OpenGL Shading Language
+OpenGL 3.0
+  2008
+OpenGL 4.0
+  2010
+
+OpenGL ES
+  2003
+  OpenGL 1.3
+OpenGL ES 2.0
+  2007
+
+VOGL
+  IrisGL
+  # very ordinary GL-like library
+
+MiniGL
+  1996
+  OpenGL
+  # origin: 3DFX + ID software, enough to run OpenGL version of Quake
+
+EGL
+  # to interact with windowing system
+
+*WebGL
+  2011
+  OpenGL ES 2.0
+
+#--------------------------------------------------------------------------
+# Adobe
+#--------------------------------------------------------------------------
+
+*Postscript
+  1982
+  Sketchpad
+  SY:6
+  # by people who worked before with Sutherland and later at Xerox
+  # Page Description Language (PDL), Printer Control Language (PCL)
+  # Adobe book 1st ed in 1985
+
+*Display Postscript
+  1987
+  Postscript
+  SY:6
+  # used for NeXTStep, a real graphics engine
+
+*PDF
+  1993
+  Postscript
+  SY:6
+  # Portable Document Format = 
+  #  Postscript + Font embedding + compressed storage format
+PDF 1.1
+  1994
+PDF 1.4
+  2001
+PDF 1.7
+  2006
+PDF open
+  2008
+PDF 2.0
+  2017
+
+Flash
+  # animation
+
+#--------------------------------------------------------------------------
+# Mini
+#--------------------------------------------------------------------------
+
+Oberon
+  1992
+  Alto
+
+*Mini-X
+  1991
+  X Window
+# MicroWindows/NanoX are less important for graphics; 
+# more windowing systems innovations
+
+#--------------------------------------------------------------------------
+# X Window
+#--------------------------------------------------------------------------
+
+Xlib
+  1985
+  X Window
+  # first C API, aka libX11
+X11
+  1987
+X11R2
+  1988
+X11R5
+  1991
+X11R6
+  1994
+X11R6.4
+  1998
+X11R6.6
+  2001
+
+Pixman
+  2000
+  # again Keith Packard, Copyright says 2000 Suse and after 2007
+
+X386
+  1991
+  X11R5
+*XFree86
+  1992
+  X386
+XFree86 4.4
+  2004
+*Xorg
+  2004
+  XFree86 4.4,Pixman
+  #,X11R6.6
+  SY:2
+
+DRI
+  1998
+  X Window
+  # Direct Rendering Infrastructure
+  # direct hardware access under X Window
+DRI 2.0
+  2008
+DRI 3.0
+  2013
+
+#--------------------------------------------------------------------------
+# Plan9
+#--------------------------------------------------------------------------
+
+*Blit
+  Alto,Perq
+  1982
+  # paper in 1983 about Blit and also about layers
+  # course notes by Pike in 1984
+*Plan 9 draw
+  1993
+  SY:1
+  # better date than first release?
+
+#--------------------------------------------------------------------------
+# Open source
+#--------------------------------------------------------------------------
+
+*Ghostscript
+  1986
+  Postscript
+  SY:2
+Aladdin Ghostscript 
+  # proprietary fork by Ghostscript creator
+GNU Ghostscript
+  2006
+  # branch reunited
+
+xpost
+  Postscript
+  2013
+
+Xpdf 3.0
+
+
+*Libart
+  1998
+  Postscript
+  # copyright and Changelog start in 1998
+  # SVG,Java 2D
+  # Postscript + antialiasing and alpha-transparency
+  # obsoleted by cairo
+
+
+*Cairo
+  2003
+  Postscript,Xorg,Pixman
+  # called Xr before, 7000LOC in paper, Xr presented at OLS 2003
+  SY:2
+
+Poppler
+  2005
+  PDF,Xpdf 3.0,Cairo
+
+Xephyr
+  2007
+  X Window,rio
+  # X-on-X so can have recursive X like in rio
+
+TWIN
+  2005
+  Xorg
+  # paper at OLS 2005.  # based on Xr? Xr was 2003.
+  # still used in petitboot
+
+
+*Skia
+  2008
+  SY:2
+  # open sourced in 2008, but Google acquired company in 2005
+  
+
+*Mesa
+  1993
+  OpenGL,VOGL
+  #aka Mesa3D, MesaGL
+  SY:2
+Mesa 1.0
+  1995
+Mesa Hardware support
+  1997
+  # based on Glide API of 3dFX
+Mesa 10.0
+  2013
+
+
+Wayland
+  2008
+  Xorg,Cairo
+  # but rely mostly on Cairo for stuff, really just compositor
+
+
+#--------------------------------------------------------------------------
+# Oldies
+#--------------------------------------------------------------------------
+
+VGALib
+  1993
+*SVGALib
+  1994
+
+#--------------------------------------------------------------------------
+# For games mostly (and often just wrappers)
+#--------------------------------------------------------------------------
+#src: https://en.wikipedia.org/wiki/Template:Video_game_engines
+
+Allegro
+  1995
+  # Atari Low-Level Game Routines
+
+SDL
+  1998
+  # Simple DirectMedia Layer (maybe not just a wrapper?)
+  # released while working at Loki
+SDL 2.0
+  2012
+
+SFML
+
+Clanlib
+
+#--------------------------------------------------------------------------
+# Wrappers?
+#--------------------------------------------------------------------------
+
+GGI
+  SVGALib
+  1995
+  # needed patch to kernel called KGI
+GGI 1.0
+  1996
+GGI 2.0
+  2001
+
+GDK
+  # of GTK
+
+#Qt has a drawing component?
+
+#--------------------------------------------------------------------------
+# High level
+#--------------------------------------------------------------------------
+Open Inventor
+
+#--------------------------------------------------------------------------
+# Linux stuff
+#--------------------------------------------------------------------------
+Linux Framebuffer
+  1998
+  #fbdev, introduced in Linux 2.1.109, FrameBuffer Howto v1.0 is 1999
+
+Direct Rendering Manager
+  1999
+  # similar to Linux Framebuffer, but for direct transmision of GPU commands
+
+# DRI is in X Window section
+
+DirectFB
+  2000
+  # abandonned, but seems focused on hardware acceleration
+  # can use different backends: Framebuffer, SDL, X11
+
+
+Graphics Execution Manager
+
+Kernel Mode Setting
+
+#--------------------------------------------------------------------------
+# Industry
+#--------------------------------------------------------------------------
+
+# ------------
+# Apple
+# ------------
+
+LisaGraf
+  1983
+*QuickDraw
+  1984
+  # with Macintosh
+  SY:6
+
+QuickDraw GX
+  1995
+  QuickDraw
+
+QuickDraw 3D
+  OpenGL,QuickDraw
+  1995
+  # but abandonned for OpenGL in Mac OS X
+
+Quartz
+  2000
+  QuickDraw,PDF 1.4
+  # Quartz 2D and Quartz Compositor
+
+*Quartz 2D
+  2000
+  QuickDraw,PDF 1.4
+  # part of Core Graphics framework
+  SY:6
+
+Quartz Extreme
+
+
+*Javascript Canvas
+  2004
+  Quartz 2D
+  # competition to SVG, but raster-based  
+
+# ------------
+# Microsoft
+# ------------
+
+# Before GDI MS-DOS was using Video BIOS and VGA cards and programs were
+# manipulating video memory directly
+*Microsoft GDI
+  1985
+  #src: byte magazine in 1983 talks about it, but Windows went out in 85
+  SY:6
+*GDI+
+  2001
+  # System.Drawing in .NET, software rendering
+  SY:6
+
+
+*DirectX
+  1995
+  Microsoft GDI
+  # with Windows 95
+  # replaced DCI and WinG 
+DirectX 2.0
+  1996
+  # includes Direct3D
+DirectX 9.0
+  2002
+DirectX 10.0
+  2006
+DirectX 12.0
+  2015
+
+Direct2D 
+  2008
+  GDI+,DirectX
+  # component of DirectX, use hardware for rendering even for 2D operations
+
+DirectDraw
+  DirectX
+  # deprecated, was introduced for mobile
+
+DirectWrite
+  DirectX
+
+*Direct3D
+  1996
+  OpenGL,DirectX 2.0
+  SY:6
+  # component of DirectX
+#Direct3D 3.0
+Direct3D 8.0
+  2000
+Direct3D 9.0
+  2002
+Direct3D 11
+  2008
+
+
+WPF
+  2007
+  # just wrapper over DirectX, for .NET, started with Windows Vista (hence 2007)
+  # used in CGPP 3rd ed
+  DirectX
+
+# ------------
+# Misc
+# ------------
+
+SVG
+
+Wine
+  Direct3D
+  # 100% support for 8.0, some support for 9.0 and 10.0
+
+Mantle
+  2013
+  OpenGL,Direct3D
+  # by AMD, competition to Direct3D and OpenGL
+
+Direct3D 12
+  Direct3D 11,Mantle
+
+Metal
+  2014
+  #Direct3D 12,Vulkan
+  # for iOS, by Apple
+
+
+NeWS
+  X Window,Postscript
+  SY:6
+
+Java3D
+
+RenderMan
+
+VRML
+
+
+*Vulkan
+  2016
+  OpenGL,OpenGL ES
+  # 1.0 in 2016, "OpenGL Next"
+  #Direct3D 12,Metal,Mantle
+
+#--------------------------------------------------------------------------
+# Recent
+#--------------------------------------------------------------------------
+
+#--------------------------------------------------------------------------
+# Font rendering
+#--------------------------------------------------------------------------
+
+Metafont
+
+freetype
+# and fontconfig for font discovery
+
+Uniscribe
+  1999
+# windows
+
+Pango
+
+#--------------------------------------------------------------------------
+# High-level graphics (scene graph)
+#--------------------------------------------------------------------------
+Clutter
+  2010
+
+Core Animation
+
+#--------------------------------------------------------------------------
+# Educational
+#--------------------------------------------------------------------------
+SRGP
+  1990
+  QuickDraw
+  # Simple Raster Graphics Package, written specially for CGPP
+  # but probably just wrapper anyway, no real graphics engine code
+  # 2nd ed CGPP
+
+SPHIGS
+  1990
+  PHIGS
+  # Simple PHIGS
+
+*tinyGL
+  1997
+  OpenGL,Mesa
+  # rendered in software, headers come from Mesa
+
+#--------------------------------------------------------------------------
+# Graphics file format (images/pictures)
+#--------------------------------------------------------------------------
+
+# postscript before
+# PDF before
+
+IGES
+  1979
+  #graphics file format
+
+TIFF
+
+JPG
+
+PNG
+
+DJVU
+
+#--------------------------------------------------------------------------
+# Other
+#--------------------------------------------------------------------------
+
+NuttX
+
+HelenOS
diff --git a/linkers/lineage.txt b/linkers/lineage.txt
new file mode 100644
index 00000000..c13b7d72
--- /dev/null
+++ b/linkers/lineage.txt
@@ -0,0 +1,155 @@
+# -*- sh -*- 
+# See http://rigaux.org/language-study/diagram.html for the format of this file
+
+#--------------------------------------------------------------------------
+# Linkers lineage
+#--------------------------------------------------------------------------
+
+#src: copyright dates in source files
+#src: wikipedia articles on different programs
+#src: infoworld magazine ads found via Google
+
+#part of compiler suite:
+# see lineage assembler
+#part of native-targeted :
+# see lineage assembler
+
+#--------------------------------------------------------------------------
+# Pre-Historical (DEC)
+#--------------------------------------------------------------------------
+
+Link-11
+  1971
+  #DEC-provided linker for PDP11
+
+#--------------------------------------------------------------------------
+# Historical (UNIX)
+#--------------------------------------------------------------------------
+
+*ld
+  1971
+  Link-11
+  SY:2
+#ld UNIX v1 (assembly)
+#...
+#ld UNIX v7 (C)
+#Needed ld in UNIX v1? 'as' was concatenating assembly files together
+
+#--------------------------------------------------------------------------
+# Open source (GNU)
+#--------------------------------------------------------------------------
+
+*GNU ld
+  ld
+  1991
+  SY:2
+  # copyright in infomagic/.../binutils-2.4/ld/ld.h says 1991
+  # Ian Lance Taylor says in paper about Gold he rewrote core algo of ld in 1994
+*Gold
+  2008
+  SY:2
+
+*elfutils
+  2001
+  GNU ld
+  # copyright of ld.c in first version of elfutils in its git repo says 2001
+
+
+*ld86
+  1991
+  SY:2
+  # copyright in informagic/bin86/.../ld.c says 1992, but I've found some
+  # ld86 binaries dating back to 1991, and some of its files dates back to 1989
+
+*ASLINK
+  1989
+  # see lineage ASxxxx
+  # part of SDCC now
+
+#--------------------------------------------------------------------------
+# Plan9
+#--------------------------------------------------------------------------
+
+*2l/5l/8l/...
+  1993
+  ld
+  SY:1
+  # there was no 5l yet in 1993 (there was 2l/6l/8l/kl/vl/zl)
+Inferno linkers
+  1996
+*Go linkers
+  2009
+
+5l in OCaml
+  2016
+  2l/5l/8l/...
+  
+#--------------------------------------------------------------------------
+# Post-2000
+#--------------------------------------------------------------------------
+
+*lld
+  2015
+  SY:2
+  
+#--------------------------------------------------------------------------
+# Bytecode
+#--------------------------------------------------------------------------
+
+Cecil
+  2004
+Mono Linker
+  2004
+  # same author than cecil
+  # mostly bytecode space optimizer, not really linker
+.NET IL Linker
+  2017
+
+jlink
+  Mono Linker
+  2017
+
+#--------------------------------------------------------------------------
+# Misc
+#--------------------------------------------------------------------------
+
+*vlink
+  2002
+
+GoLink
+  2002
+  # not related to golang
+
+#--------------------------------------------------------------------------
+# Industry
+#--------------------------------------------------------------------------
+
+PC-DOS Linker
+  1981?
+
+*Microsoft Linker
+  1981
+  SY:6
+  # Link.exe, also called Microsoft Overlay Linker in Borldand's ads
+
+*Turbo Linker
+  1987
+  Microsoft Linker,PC-DOS Linker
+  SY:6
+  # ad for Turbo linker 1.0 with Turbo C 1.0 in infoworld Nov 2 1987
+  # (maybe was already with Turbo Pascal and Turbo Prolog which preceded Turbo C)
+
+MPW linker
+
+
+
+*optlink
+  1994
+  SY:6
+  # copyright in source (put on github in 2013)
+
+*ACK led
+  1987
+  SY:6
+ACK led open source
+  2003
diff --git a/machine/lineage.txt b/machine/lineage.txt
new file mode 100644
index 00000000..7891fc64
--- /dev/null
+++ b/machine/lineage.txt
@@ -0,0 +1,13 @@
+mix
+  1968
+# TAOCP includes a MIX simulator
+mmix
+  1999
+
+spim
+  1990
+# 1990 according to copyright
+
+
+QEMU
+
diff --git a/profilers/lineage.txt b/profilers/lineage.txt
new file mode 100644
index 00000000..a8cca1cd
--- /dev/null
+++ b/profilers/lineage.txt
@@ -0,0 +1,4 @@
+prof
+
+gprof
+
diff --git a/shells/lineage.txt b/shells/lineage.txt
new file mode 100644
index 00000000..2f4390dc
--- /dev/null
+++ b/shells/lineage.txt
@@ -0,0 +1,218 @@
+# -*- sh -*- 
+# See http://rigaux.org/language-study/diagram.html for the format of this file
+
+#--------------------------------------------------------------------------
+# Shells lineage (UNIX shells really)
+#--------------------------------------------------------------------------
+
+#src: https://en.wikipedia.org/wiki/Comparison_of_command_shells
+#src: wikipedia articles on different programs
+# at least the ones listed in the box at
+# https://en.wikipedia.org/wiki/Template:Unix_shells
+
+#src: https://www.ibm.com/developerworks/library/l-linux-shells/#fig1
+#src: https://gitlab.com/graphviz/webdot/blob/master/html/webdot/graphs/directed/shells.dot
+
+#--------------------------------------------------------------------------
+# Pre-Historical (CTSS/Multics)
+#--------------------------------------------------------------------------
+
+# DEC monitor?
+# need interactive system to require a command interpreter
+
+*RUNCOM
+  1964
+
+#--------------------------------------------------------------------------
+# Historical (UNIX)
+#--------------------------------------------------------------------------
+
+*Thompson sh
+  1971
+  RUNCOM
+  SY:2
+#sh UNIX V1 assembly
+#...
+#sh UNIX V6 C
+
+Mashey PWB
+  1976
+  Thompson sh
+  # already idea full language I think, but Bourne designed something better
+
+*sh
+  1977
+  Thompson sh,Mashey PWB
+  SY:2
+
+#--------------------------------------------------------------------------
+# Open Source
+#--------------------------------------------------------------------------
+
+*csh
+  1978
+  Thompson sh
+  #SY:2
+*tcsh
+  1983
+
+*ash
+  1989
+  sh
+*dash
+  1997
+
+*ksh
+  1983
+  sh
+  #SY:2
+ksh88
+  1988
+ksh93
+  1993
+ksh98
+  1998
+
+*pdksh
+  1989
+  ksh
+  #notes: public domain korn shell
+mksh
+  2003
+
+*POSIX shell
+  1992
+  ksh
+
+*bash
+  1989
+  sh,ksh,csh
+  SY:2
+bash 2.0
+  1996
+bash 3.0
+  2004
+
+psh
+  1999
+  bash
+  # ??
+
+
+*zsh
+  1990
+  sh,ksh,tcsh
+  SY:2
+zsh 3.0
+  1997
+zsh 4.0
+  2001
+
+
+#--------------------------------------------------------------------------
+# Exotic
+#--------------------------------------------------------------------------
+
+*scsh
+  1994
+  # maybe some inspired by bash, but so different better not put lineage
+
+*wish
+  1988
+
+
+*sash
+  1993
+  #notes: found sash 1.0 on infomagic 93
+
+#busybox stuff?
+
+*fish
+  2005
+
+#--------------------------------------------------------------------------
+# Plan9
+#--------------------------------------------------------------------------
+
+*rc
+  1989
+  sh
+  SY:1
+
+rc by Rakitzis
+  1991
+  rc
+  # independent implem so interesting to compare, 1.2 was 6837 LOC
+*es
+  1993
+  SY:0
+
+Inferno shell
+  rc
+
+#rc in OCaml
+#  rc
+#  2017
+
+#--------------------------------------------------------------------------
+# Non shell
+#--------------------------------------------------------------------------
+
+sed
+  1979
+
+awk
+  1978
+nawk
+  1985
+
+Perl
+  1987
+  nawk,sed,sh
+Perl 4
+  1991
+Perl 5
+  1994
+Perl 5.005
+  1998
+Perl 5.6.0
+  2000
+Perl 5.8.0
+  2002
+
+Tcl
+  1988
+  
+#--------------------------------------------------------------------------
+# Industry
+#--------------------------------------------------------------------------
+
+*COMMAND.COM
+  1980
+  SY:6
+*cmd.exe
+  1993
+  SY:6
+*PowerShell
+  2006
+  SY:6
+  # open sourced in 2016
+
+MPW Shell
+  1986
+  # but only one tool could be run at a time, because no fork()
+
+4DOS
+  1989
+
+DR-DOS
+# Digital Research
+
+
+Hamilton
+  1988
+  csh
+
+BeanShell
+  2005
+  # Java stuff
diff --git a/version_control/lineage.txt b/version_control/lineage.txt
new file mode 100644
index 00000000..7ef7d227
--- /dev/null
+++ b/version_control/lineage.txt
@@ -0,0 +1,299 @@
+# -*- sh -*- 
+# See http://rigaux.org/language-study/diagram.html for the format of this file
+
+#--------------------------------------------------------------------------
+# VCS lineage
+#--------------------------------------------------------------------------
+
+#src: https://en.wikipedia.org/wiki/Comparison_of_version_control_software#History_and_adoption
+#src: https://en.wikipedia.org/wiki/Template:Version_control_software
+# the template includes origin date of many VCSs
+#src: wikipedia articles on different programs
+
+#--------------------------------------------------------------------------
+# Historical
+#--------------------------------------------------------------------------
+*SCCS
+  1972
+  SY:6
+  # article is in 1975, and first public release is actually 1974
+SCCSv4
+  1977
+  # text history files
+SCCS open source
+  2006
+
+
+MySC
+  1993
+  SCCS
+  #src: https://www.gnu.org/software/cssc/early-history.html
+*CSSC
+  1997
+
+#--------------------------------------------------------------------------
+# Open source
+#--------------------------------------------------------------------------
+
+*RCS
+  1982
+  SCCS
+  SY:2
+  # wikipedia template says 1982, some copyright says also 1982
+
+SRC
+  RCS
+  #by Eric Raymond
+
+
+*CVS
+  1986
+  RCS
+  SY:2
+  # invented to collaborate on ACK
+CVS in C
+  1991
+  # CVS-II paper in 1990
+*CVS client/server
+  1995
+  SY:2
+  # client-server
+CVSNT
+  1998
+
+*Subversion
+  2000
+  CVS client/server
+
+
+EVS
+  2008
+  CVS
+
+*PRCS
+  1996
+  RCS,CVS
+
+#--------------------------------------------------------------------------
+# Industry
+#--------------------------------------------------------------------------
+
+DSEE
+  1984
+
+*Rational ClearCase
+  1992
+  SY:6
+  DSEE
+  # not exact date
+
+
+*Perforce
+  1995
+  SY:6
+Perforce Helix
+  2015
+
+
+*Visual Sourcesafe
+  1994
+  SY:6
+  #AKA VSS
+  # bought by Microsoft from One Tree Software company
+  # originally local, then client/server
+VSS 2005
+  # client/server
+*TFVC
+  2005
+  SY:6
+  #aka TFVC, but more than just a VCS, part of Team Foundation Server
+  #Team Foundation Version Control
+Team Foundation Server distributed
+  2013
+  SY:6
+  # git support since 2013
+
+
+
+MPW Projector
+
+
+AccuREV SCM
+  2002
+
+StarTeam
+  1995
+
+PVCS
+  1985
+
+QVCS
+  1991
+
+
+#--------------------------------------------------------------------------
+# DVCS industry
+#--------------------------------------------------------------------------
+*Sun WorkShop TeamWare
+  1990
+  SY:6
+  SCCS
+  # not exact date; use SCCS internally
+
+*BitKeeper
+  2000
+  # some betas were accessible for Linux in 1999, but first public release:2000
+  Sun WorkShop TeamWare
+  SY:6
+BitKeeper open source
+  2016
+
+
+Code Co-op
+  1997
+  # claim to be first DVCS; use email for exchanging diffs
+
+Plastic SCM
+  2006
+
+#--------------------------------------------------------------------------
+# DVCS open source
+#--------------------------------------------------------------------------
+
+*Arch
+  2001
+  CVS client/server
+  # command-line was called tla, for Tom Lord's Arch
+GNU Arch
+  2003
+
+Baz
+  Arch
+  2004
+  # fork of Arch
+
+*Bazaar-NG
+  2005
+  Arch
+  # not a fork, a reimplem
+  #brz 0.0.1 in 2005, aka Bazaar-ng
+Bazaar 1.0
+  2007
+*GNU Bazaar
+  2008
+
+
+arX
+  2003
+  Arch
+  # also a fork of Arch
+
+
+
+*Monotone
+  2003
+  CVS client/server
+  # copyright goes up to 2002 though. 2003 = first commit = 0.4 release
+
+
+*Git
+  2005
+  BitKeeper,Monotone
+  SY:2
+Git 2.0
+  2014
+
+
+*Mercurial
+  2005
+  BitKeeper
+  SY:2
+
+Mononoke
+  2016
+  Mercurial
+  # a Mercurial Server in Rust by Facebook
+
+
+*Darcs
+  2002
+  Arch
+  # David Roundy was designing a new patch format for Arch
+Darcs 2.0
+  2008
+
+*Camp
+  2008
+  Darcs
+
+
+
+
+revc
+  Arch,Git
+  2005
+
+Fossil
+  2007
+  # used for SQLite
+
+SVK
+  2003
+
+
+Codeville
+  2005
+
+DCVS
+  2002
+
+Veracity
+
+
+Pijul
+  Darcs,Git
+  2014
+# Pijul in ocaml, then scala, then Rust
+
+
+#--------------------------------------------------------------------------
+# Git clones (or very similar)
+#--------------------------------------------------------------------------
+
+Libgit2
+  2010
+  Git
+  # tags/v0.1.0 says 2010
+
+gg
+  2008
+  Git
+
+*Dulwich
+  2009
+  Git
+  SY:2
+
+*ocamlgit
+  2017
+  Dulwich
+  SY:1
+
+git-go
+  2015
+  Git
+
+#--------------------------------------------------------------------------
+# Recent
+#--------------------------------------------------------------------------
+
+*Visual Studio Team Services
+  2014
+  SY:6
+  TFVC,Git
+  #Team Foundation Version Control,Git
+
+#--------------------------------------------------------------------------
+# Mini
+#--------------------------------------------------------------------------
+
diff --git a/windows/lineage.txt b/windows/lineage.txt
new file mode 100644
index 00000000..7c494475
--- /dev/null
+++ b/windows/lineage.txt
@@ -0,0 +1,381 @@
+# -*- sh -*- 
+# See http://rigaux.org/language-study/diagram.html for the format of this file
+
+#--------------------------------------------------------------------------
+# Windowing systems lineage
+#--------------------------------------------------------------------------
+
+#src: https://en.wikipedia.org/wiki/History_of_the_graphical_user_interface
+#src: http://toastytech.com/guis/guitimeline.html
+# great timeline, with screenshots and notable features introduced each time
+#src: wikipedia articles on different programs
+#src: https://en.wikipedia.org/wiki/Display_server
+
+#--------------------------------------------------------------------------
+# Pre-Historical
+#--------------------------------------------------------------------------
+
+#Memex
+#  1945
+#  # "As We May Think", a vision, not a real computer
+#
+#Sketchpad
+#  1963
+#  Memex
+#
+#NLS
+#  Sketchpad
+#  1968
+
+#--------------------------------------------------------------------------
+# Historical
+#--------------------------------------------------------------------------
+
+*Alto
+  1973
+#  NLS
+*Xerox Star
+  1981
+  SY:6
+
+Perq
+  1980
+
+Display Manager
+  1981
+  # from Apollo Computer
+
+
+*W
+  Alto
+  1983
+  # for V operating system at stanford
+
+*X Window
+  1984
+  W
+  # MIT
+
+
+*MGR
+  1984
+  Alto
+  # paper in 1987
+
+Andrew Window Manager
+  1982
+
+
+*NeWS
+  1989
+  X Window,Andrew Window Manager
+  SY:6
+
+
+Y Window System
+  # dead since 2006
+  X Window
+
+#--------------------------------------------------------------------------
+# X Window
+#--------------------------------------------------------------------------
+
+X11
+  1987
+  X Window
+#MIT X consortium
+#  1988
+X11R2
+  1988
+X11R5
+  1991
+#X consortium
+#  1993
+X11R6
+  1994
+#X consortium end
+#  1996
+#The Open Group
+#  1997 
+X11R6.4
+  1998
+#X.org formed
+#  1999
+X11R6.6
+  2001
+
+
+X386
+  1991
+  X11R5
+  # then started to become proprietary
+
+*XFree86
+  1992
+  X386
+# tinyX/Kdrive
+XFree86 4.4
+  2004
+XFree86 4.8
+  2008
+
+*Xorg
+  2004
+  XFree86 4.4,X11R6.6
+  SY:2
+X11R6.9
+  2005
+X11R7.0
+  2005
+  # no more imake, and split in many repositories, modular X
+  #TODO: Xquartz/Xwin now merged in Xorg.
+
+#--------------------------------------------------------------------------
+# Plan9
+#--------------------------------------------------------------------------
+
+*Blit/mpx
+  Alto,Perq
+  1982
+  # windowing system of the Blit, for UNIX V8
+mux
+  # for UNIX V9
+Concurrent Window System
+  1989
+*8 1/2
+  1991
+  # see paper
+*rio
+  2000
+  # see slides, that talks about history of rio
+  SY:1
+
+#rio in OCaml
+#  rio
+#  2016
+  
+
+#--------------------------------------------------------------------------
+# Mini
+#--------------------------------------------------------------------------
+
+*Oberon
+  1992
+  Alto
+
+
+*Mini-X
+  1991
+  X Window
+  # but no client/server really; kept here for history tracing to Nano-X
+
+
+*MicroWindows
+  1999
+  Mini-X
+  # date based on Changelog, version 0.1
+*Nano-X
+  2005
+  SY:2
+
+Pico GUI
+  2000
+  # copyright in source says 2000-2003
+
+#TWIN
+  # but no client/server really, so more graphics system than windowing system
+
+#--------------------------------------------------------------------------
+# Other
+#--------------------------------------------------------------------------
+
+Berlin
+Fresco
+  # dead since 2004
+
+
+
+NuttX
+
+HelenOS
+
+MenuetOS
+  # all in assembly
+
+ReactOS 0.2.0
+  2004
+
+Redox OS
+# Orbital
+
+Arcan/durden
+
+
+#--------------------------------------------------------------------------
+# Compositing window manager X Window
+#--------------------------------------------------------------------------
+# For window manager see URL below, but I did not put those WMs here
+#  https://en.wikipedia.org/wiki/Comparison_of_X_window_managers
+
+Metacity
+  2004
+
+Xfvwm
+  2005
+
+Compiz
+  2005
+
+KWin
+
+#--------------------------------------------------------------------------
+# Desktop Linux
+#--------------------------------------------------------------------------
+
+KDE 1.0
+  1998
+  # started in 1996 according to some history
+
+Gnome 1.0
+  1999
+  # started in 1997 according to some history
+Gnome 3.0
+  2011
+
+Ubuntu Unity
+  2011
+  # but dead now, Ubuntu will go back to Gnome
+
+
+#--------------------------------------------------------------------------
+# Industry
+#--------------------------------------------------------------------------
+
+# ------------
+# Apple
+# ------------
+
+*Lisa
+  1983
+  Alto
+  SY:6
+*Macintosh
+  1984
+  SY:6
+  #Classic Mac OS
+Macintosh II
+  1987
+  # colors
+*Mac OS 8
+  1997
+  SY:6
+
+
+*NeXTStep
+  Macintosh
+  1988
+  SY:6
+
+*Mac OS X
+  1999
+  NeXTStep,Mac OS 8
+  SY:6
+Aqua
+  2000
+macOS Quartz compositor
+  # compositing window manager
+
+
+# ------------
+# Microsoft
+# ------------
+
+*Microsoft Windows
+  1985
+  Macintosh
+  SY:6
+  # windowing system part handled by Window USER (user32.dll), and GDI graphics
+Microsoft Windows 2.0
+  1987
+  SY:6
+*Microsoft Windows 3.0
+  1990
+  SY:6
+  # I remember 3.1 :)
+Windows NT
+  1993
+  # same interface than Windows 3.1
+*Windows 95
+  1995
+  SY:6
+Windows NT 4.0
+  1996
+  # same interface than Windows 95
+Windows 98
+  1998
+Windows 2000
+  2000
+Windows XP
+  2001
+*Windows Vista
+  2007
+  SY:6
+  # started to use DWM (Desktop Window Manager) replacing user32.dll
+  # originally for Longhorm, and for Windows Aero (answer to Mac OS Aqua?)
+  # use hardware acceleration, compositing window manager
+Windows 7
+  2009
+Windows 8
+  2012
+Windows 10
+  2015
+
+
+# ------------
+# Other
+# ------------
+
+*BeOS
+  Macintosh
+  1996
+  SY:6
+
+*QNX Photons
+  1994
+  SY:6
+  # on one floppy! amazing
+
+
+GEM
+  1984
+  # sued later by Apple
+GEM 2.0
+  1986
+
+Geos
+  1985
+
+Amiga Workbench 1.0
+  1985
+Amiga Workbench 2.0
+  1990
+
+
+OS/2
+
+#--------------------------------------------------------------------------
+# Recent
+#--------------------------------------------------------------------------
+
+Android SurfaceFlinger
+  2008
+  # copyright says 2007, but first android release was 2008
+
+*Wayland
+  2008
+  Xorg
+  SY:2
+
+Mir
+  2013
+  # dead, killed by Canonical