Merge pull request #350 from subsquid/misc-fixes-by-abernatskiy-dec28

Misc fixes by abernatskiy dec28

docs/external-tools.md

@@ -1,11 +1,16 @@
 ---
-title: External indexing tools
+title: External tools
 description: >-
-  External tools for using Subsquid data
-sidebar_position: 40
-sidebar_class_name: hidden
+  Third party tools and extensions
+sidebar_position: 90
 ---
 
 # External tools
 
+## `@belopash/typeorm-store`
+
+[`@belopash/typeorm-store`](https://github.com/belopash/squid-typeorm-store) is a [fork](/sdk/resources/persisting-data/overview/#custom-database) of [`@subsquid/typeorm-store`](/sdk/reference/store/typeorm) that automates collecting read and write database requests into [batches](/sdk/resources/basics/batch-processing) and caches the available entity records in RAM. See [this repository](https://github.com/subsquid-labs/belopash-typeorm-store-example) for a minimal example.
+
 ## DipDup
+
+[DipDup](https://dipdup.io) is a Python indexing framework that can use [Subsquid Network](/subsquid-network) as a data source.