Classier solution for file uploads for Rails, Sinatra and others
Pluggable Ruby translation framework
Simple, powerful, first-party analytics for Rails
Centralize, transform and stash your data
Ruby programming language
Cucumber for Ruby
Dependabot's core logic for creating update PR's
JSON implementation for Ruby
The Pedestal Server-side Libraries
Modern concurrency tools including agents, futures, promises, etc.
Dundalk Institute of Technology Virtual Bridge Design Competition
integration between Java and scripting languages
A file format for exchanging computational models in systems biology
Software Facil, Vida Facil
C++ Mock object auto generator
A collection of practical tips can be found at the bottom of this page
A Scope & Engine based, clean & powerful paginator for Ruby webapps
Chef recipes to deploy Graylog
Marathon supports testing of Java/Swing and Java/Fx applications.