- algebrick 40 Typed structs on steroids based on algebraic types and pattern matching.
- htmless 9 Fast extensible html5 builder written in pure Ruby. Replaces templating engines without loosing speed bringing back the power of OOP.
- isy-playground 6 moved to: http://github.com/ruby-hammer/hammer
- actress 5 Actor model library. Merged to gem concurrent-ruby.
- pitr-ch.github.com 1