This tool is available to access online at https://spsarolkar.github.io/rouge-theme-preview/
This project is created to display the preview of all Rouge Syntax highlighting themmes. This site is generated using Jekyll. All the functionality is inside gh-pages branch, where Jekyll site is configured to read yaml file which contains all themes.
To generate the themes list for Rouge, its prerequisite to have rougify gem installed.
Just execute below script
./generateThemeYaml.shOnce this script is executed it will generate number of css files under css/ directory. Each css file belong to each theme supported.