Arca is a callback analyzer for ActiveRecord ideally suited for digging yourself out of callback hell

Simple library to manage tar and zip archives with libarchive and FFI

This is a functional replacement for acts_as_archive in rails 3 applications, the only functionality that is not duplicated is the migration from acts_as_paranoid

This Rubygem provides a wrapper for IR-Learning-Remote that has been built using the Arduino. Please setup Arduino -> https://github.com/shokai/arduino_ir_remote

AreaCodeValidator is a small gem that validates a phone numbers area code to a state.

Ruby bindings to Argon2, the password-hashing function that won the 2015 Password Hashing Competition.

ar_mailer is a two-phase delivery agent for ActionMailer. Even delivering email to the local machine may take too long when you have to send hundreds of messages. ar_mailer allows you to store messages into the database for later delivery by a separate process, ar_sendmail.

Artoo adaptor and driver for Parrot ARDrone 2.0

Artoo standard drivers for GPIO devices such as digital IO, analog IO, PWM IO, and servos

Artoo adaptor and driver for SDL joysticks and game controllers

Artoo adaptor and driver for Leap Motion

Artoo adaptor for Raspberry Pi

Artoo adaptor and driver for Sphero robot

Nice-looking lightweight console ASCII line charts ┈╯

An extension for AsciiDoctor that converts a single AsciiDoc file to a DITA topic.

A tool for end-to-end testing of Asciidoctor backends based on comparing of textual output.

Asciidoctor HTMLBook is an Asciidoctor backend for converting AsciiDoc documents to HTMLBook documents.

automatically produce *optimal* assemblies from DNA/RNA sequencing reads

Like Rails' assert_difference, but more compact and readable syntax through hashes, testing ranges and improved error reporting.

Asynchronize provides a declarative syntax for creating asynchronous methods. Sometimes you just want a regular thread without the overhead of a whole new layer of abstraction. Asynchronize provides a declarative syntax to wrap any method in a Thread.