GunBroker.com API Ruby library

Generates has-and-belongs-to-many migrations. Use rails generate habtm model1 model2

Hacker-gems installs most needed gems for hackers.

Ruby on Container / helper tools with DSL for your handmade linux containers.

Parser of Haml template language

Immutable Struct-like record structures based on Hamster.

Toolkit for working with Hashes

Easy path navigation for hashes

Moderated fields or whole model instances are serialized and saved into a separate moderations table. The moderation can then be accepted and the changes will be applied to the model. This way, lookups for existing, accepted fields or entries will be much faster than if using something like Papertrail, since the changes that have not yet been accepted are stored outside of the model table - in the moderations table.

Easily track streaks on your ActiveRecord models.

A ruby gem for Uploading image to Hatena Fotolife

A Notification Management Tools

HdrHistogram is an algorithm designed for recording histograms of value measurements with configurable precision. Value precision is expressed as the number of significant digits, providing control over value quantization and resolution whilst maintaining a fixed cost in both space and time.

Take rails constants' loading under control

Makes Her aware of APIs that return pagination headers.

A simplified state machine.

Push from your git repo to a heroku app without any external configuration.

New Relic (on Heroku) currently reports queue times as queuing at the router level. The goal of this gem is to provide new relic with the proper queueing time for requests, which takes into account queue time at the dyno level.

A Ruby FFI wrapper around the System11 hidapi C library

Creates separate tables for each history table