This gem lets you access variables from a calling method.

A fast C-based Bitset. It supports the standard set operations as well as operations you may expect on bit arrays. (popcount, for instance)

BLAKE2 is a C-extension for using BLAKE2s in Ruby

A cryptographic hash function faster than MD5, SHA-1, SHA-2, and SHA-3 for 64-bit systems.

Boolean expression evaluator

Lib implemented in C that calculates and validates CNPJ.

BreakoutParser is a library that parses Breakout custom Textile input

Fast transliteration of Serbian Cyrillic to Latin and back. Brzo preslovljavanje ćirilice u latinicu i obratno.

Capistrano plugin that prompt a text menu to choose target host.

libcap-ng bindings for Ruby.

Bare wrapper around Cbc Linear Programming Solver made with SWIG

Windows CertStore loader and ruby-openssl extension for TLS connection.

JRuby compatible ICU encoding detection build on top of ICU4J.

rendezvous hashing implementation based on murmur3 hash

A Ruby parser written in C

A Ruby gem that wraps C locale functions.

The cmpi-bindings gem provides a Ruby API to write CIM providers

Collapse quoted strings in strings

This gem instantiates a Rack middleware for rack-based web applications in order to provide Interactive Application Security Testing and Protection.

A Flex/Bison based JSON parser