It aims to be a feature complete Ethereum implementation and expects to achieve both research-friendly and high-performance.

A fast library for Constructive Solid Geometry

Simple wrapper around libcups to give CUPS printing capabilities to Ruby apps.

Given packages, versions, and a dependency graph, find a valid assignment of package versions

Ruby FFI bindings for libclang C interface.

A generator for Ruby FFI bindings, directly from header files via LLVM's Clang compiler

Ruby FFI bindings for the Hunspell spell checker.

An FFI wrapper around ncursesw 5.x for MRI Ruby 1.8.x, 1.9.x and JRuby.

This gem provides only the FFI wrapper for the ZeroMQ (0mq) networking library. Project can be used by any other zeromq gems that want to provide their own high-level Ruby API.

Automatically reloads your Rack based app on file change using Guard.

Hallon allows you to write Ruby applications utilizing the official Spotify C API.

Nested OpenStruct optimized for short-lived objects.

Ruby 1.8's IO.select() smashes the stack when given >1024 fds, and Ruby doesn't implement IO.poll().

krypt provides a unified framework for Ruby cryptography by offering a platform- and library-independent provider mechanism.

LevelDB for Ruby

The implementation of the Open Assets Protocol for Ruby.

Client for accessing the Hive/Steem blockchain.

Capture Screenshots on Windows with Ruby

Provides bindings for many RRD functions (using ffi gem and librrd), as well as DSLs for graphic and rrd building. You must have librrd in your system!

LLVM bindings for Ruby