1. DisqusA Ruby library for the Disqus commenting API and Javascript widgets.
2. TelescopeA highly customizable test library for Lua that allows declarative tests with nested contexts.
3. Haml ScaffoldRails scaffold generator that outputs Haml and better functional tests.
4. AmbryAmbry is a database and ORM replacement for (mostly) static models and small datasets. It provides ActiveModel compatibility, and flexible searching and storage.
5. Friendly idFriendlyId is the “Swiss Army bulldozer” of slugging and permalink plugins for ActiveRecord. It allows you to create pretty URL’s and work with human-friendly strings as if they were numeric ids for ActiveRecord models.
6. BabosaA library for creating slugs. Babosa is an extraction and improvement of the string code from FriendlyId, intended to help developers create similar libraries or plugins.
8. hopsA lightweight, pluggable web framework for Lua
9. squirmA library that simplifies working with Postgres stored procedures.
11. squirm railsEasily use and manage Postgres stored procedures with Active Record.