See Rails-like routes for Grape API's mounted on Rails

Rubyschool.us list of contents (Russian)

Simple, functional authorization library and role management for ruby

Ruby on Rails Blog

my week planning

Send encrypted messages to friends with SafeMessage

Comprehensive data proxy to knowledge about real world

A fist full of code metrics

RuboCop for git diff

A community-driven Ruby on Rails style guide

Pokedex for Kottans Project

Benchmark and measure execution time your Ruby methods without an additional code changes

Wrap your methods in DB Transactions

Rails Database Viewer and SQL Query Runner

Easy way to login as any user in system

The Facebook and Vkontakte bot

On-line file manager 4.0

Матрица компетенции Ruby on Rails разработчика