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.

Ruby EXIF reader written in C extension.

Ferry is a data migration and visualization command line tool rubygem that seeks to simplify the increasingly prevalent big data problems for developers

A RubyGems plugin that helps generates binary gems from already existing ones without altering the original source code. It compiles Ruby C extensions and bundles the result into a new gem.

Gherkin-ruby is a Gherkin parser in pure Ruby using Rexical and Racc

OmniAuth strategy for Slack

yet another command line client for gist. Gisty uses Github API V3 via OAuth2.

LDAP authentication for humans

Goodcheck is a regexp based linter that allows you to define custom rules in a YAML file.

A set of extensions to markdown layered on top of the kramdown library for use in the UK Government Single Domain project

A basic API for reading and writing GPX files.

I18n date/number parsing/localization

Rails I18n library for ActiveRecord model/data translation using PostgreSQL's JSONB datatype. Translations are stored directly in the model table rather than shadow tables.

If you write puppet modules for installing your software, you can use kafo to create powerful installer

A presenter is an object that encapsulates view logic. Like Rails helpers, presenters help you keep complex logic out of your templates. Keynote provides a consistent interface for defining and instantiating presenters.

A Ruby Language Server implementation

**** 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 communication with Let's Encrypt server.

Ruby bindings for libnotify using FFI

A library for dealing with SOAP requests and responses. We tear our hair out so you don't have to.

Organizes ActiveRecord models into a tree/hierarchy using a materialized path implementation based around PostgreSQL's ltree datatype. ltree's operators ensure that queries are fast and easily understood.