Leaderboards backed by Redis in Ruby

RSpec and Minitest matchers to prevent N+1 queries problem. Evaluates code under consideration several times with different scale factors to make sure that the number of DB queries behaves as expected (i.e. O(1) instead of O(N)).

GitHub Markdown straight from your shell.

Parses cron expressions and calculates the next occurence

PayPal Express Checkout API Client for recurring billing.

A Kafka (http://kafka.apache.org/) producer and consumer

A extention to prawn that allows to include other pdfs either as background to write upon or to combine several pdf documents into one.

Show progress of long running tasks

Contains facts from many Facter version on many Operating Systems

Adding snapshot testing to RSpec

Type Coercion & Type Enhancement

This plugin provides native memory instrumentation for monitoring and metrics collection, including: memory usage via `free` and `vmstat`, including metrics. Note that this plugin may have cross-platform issues.

This plugin provides native process instrumentation for monitoring and metrics collection, including: process status, uptime, thread count, and others

Implemention of Payments Initiation (ISO 20022)

Integrate Sequel with Rails (3.x and 4.x)

SequenceServer lets you rapidly set up a BLAST+ server with an intuitive user interface for use locally or over the web.

Sequent is a CQRS and event sourcing framework for Ruby.

Entropy-based password strength checking for Ruby and ActiveModel

Same as SyslogLogger, but without the ridiculous number of dependencies and with the possibility to specify the syslog facility

This gem provides a graphical frontend for the Taskwarrior task manager. It is based on Sinatra.