A Ruby database driver for ClickHouse (also Clickhouse CLI and web GUI included)

Color scheme converters for vim, textmate, kate/kwrite, jedit

DNS Service Discovery (aka Bonjour, MDNS) API for Ruby. Implements browsing, resolving, registration and domain enumeration. Supports avahi's DNSSD compatibility layer for avahi 0.6.25 or newer.

EventMachine's built-in popen does not provide access to stderr. Likewise, it's DeferrableChildProcess does not use an errback for when the process fails. This gem fixes both of those mistakes.

An updated Erubis with block support. Block inheritance soon to come.

A ruby implementation of ESC/POS (thermal) printer command specification.

Tired of writing Ruby in Ruby? Now you can write assembly in Ruby!

FlexMock is a extremely simple mock object class compatible with the Minitest framework. Although the FlexMock's interface is simple, it is very flexible.

FortyFacets lets you easily build explorative search interfaces based on fields of your active_record models.

I18n date/number parsing/localization

Ever wondered which translations are being looked up by Rails, a gem, or simply your app? Wonder no more!

Isolate is a very simple RubyGems sandbox. It provides a way to express and automatically install your project's Gem dependencies.

Add CDN support to jquery-rails

Build complex rules, serialize them as JSON, and execute them in ruby. See http://jsonlogic.com

KPeg is a simple PEG library for Ruby. It provides an API as well as native grammar to build the grammar. KPeg strives to provide a simple, powerful API without being too exotic. KPeg supports direct left recursion of rules via the {OMeta memoization}[http://www.vpri.org/pdf/tr2008003_experimen...

**** letsencrypt-plugin gem has been renamed to acme-plugin, please use acme-plugin instead**letsencrypt-plugin is a Ruby on Rails helper for Let's Encrypt service for retrieving SSL certificates (without using sudo, like original letsencrypt client does). It uses acme-client gem for communicatio...

Liquid performance extension in C

A very fast way to turn TeX math equations into beautifully rendered SVGs, to embed on the web. This library is mostly written in C and is a general purpose wrapper to GNOME's Lasem.

Adds tasks to aid in the deployment of Sidekiq

Modulation provides an alternative way of organizing your Ruby code. Modulation lets you explicitly import and export declarations in order to better control dependencies in your codebase. Modulation helps you refrain from littering the global namespace with a myriad modules, or complex multi-l...