Ruby binding to bitcoin's secp256k1 implementation.

Ruby library to help you build your crypto application on BlockCypher

bloombroom has two bloom filter implementations, a standard filter for bounded key space and a continuous filter for unbounded keys (stream). also contains fast C/FFI FNV hashing and fast bit field and bit bucket field (multi bits).

Bzip2::FFI is a Ruby wrapper for libbz2 using FFI bindings. The Bzip2::FFI Reader and Writer classes support reading and writing bzip2 compressed data as an IO-like stream.

Compact Language Detection for Ruby

Ruby FFI bindings for the OSX Cocoa API

This gem provides linters for detecting common 'smells' in `.feature` files. In addition to the provided linters, custom linters can be made in order to create custom linting rules.

Slices a Cucumber test suite into the smallest possible executable pieces (i.e. scenarios and individual outline example rows. These pieces can then be more easily used for running tests in parallel.

CZMQ binding with hardcoded FFI bindings, providing a Ruby-like API for ZMQ sockets

FFI wrapper for GDAL/OGR.

A Ruby FFI for common functions in libgphoto2

The ffi-win32-extensions library adds additional methods to the FFI and String classes to aid in the development of FFI based libraries on MS Windows.

Fidgit is a GUI library built on Gosu/Chingu

Fidgit is a GUI library built on Gosu/Chingu

gd2-ffij is a refactoring of the Ruby/GD2 library implemented with FFI

C Bindings for Uber's H3 library

Ruby & JRuby gem with fast string edit distance algorithms C implementations with FFI bindings

Description of IshManager.

The knife CLI for Chef Infra.

This gem provides an interface to access novation's launchpad programmatically. LEDs can be lighted and button presses can be evaluated using launchpad's MIDI input/output.