plumbers

the_sortable_tree

Nested Set + Drag&Drop GUI. Very fast! Best render helper! 2000 nodes/sec. Ready for rails 4

whatlanguage

A language detection library for Ruby that uses bloom filters for speed.

activeadmin-mongoid

ActiveAdmin hacks to support Mongoid

binding_of_caller

Retrieve the binding of a method's caller in MRI 1.9.2+

bullet

help to kill N+1 queries and unused eager loading

caniuse

Raw browser/feature support data from caniuse.com

concrete

Concrete Model Editor

css-parse

nodejs css parser

enumerize

Enumerated attributes with I18n and ActiveRecord/Mongoid support

facets

Ruby Facets

gitx

Fork of Pieter's nice git GUI for OS X. Includes branch/tag sidebar and various fixes. Current development focus is on removing legacy git command line usage in favour of libgit2 and objective-git.

guise

Sentiment Engine for SocialVolt

Logger

Logger is used by Oracle developers to instrument their PL/SQL code

mozart2

Mozart Programming System v2

nu

The Nu programming language.

ora2pg_case

periscope

Push your models' scopes up to the surface.

plumbers

plumbers.github.io

rack-mini-profiler

Profiler for your development and production Ruby rack apps.

ransack-mongoid

Object-based searching. The successor to MetaSearch.

ruby-prof

ruby-prof: a code profiler for MRI rubies

tampa_gro

tampa_gro not only what your see, more what you feel

Tirocinio

My stage on tsw

twitter_link_feed

typhoeus

Typhoeus wraps libcurl in order to make fast and reliable requests.