wheres-waldo

track what users are on which pages with redis

cronwtf

silly cron => english translator

can_search

Build common named scopes automatically, and provide a simple way to merge them with a single #search call.

node-scoped-http-client

Unmaintained. Free push/npm access to anyone interested.

node-chain-gang

serialized_attributes

kind of a bridge between using AR and a full blown schema-free db

model_stubbing

Replacement for ActiveRecord fixtures using an extremely flexible ruby-based approach.

viking

Discontinued, see https://github.com/dimelo/viking

go-scientist

faraday-zeromq

multipartstreamer

relative_time_helpers

ActionView helpers for showing relative time spans like "Jan 1 - 5" or "Jan 1 - Feb 5"