ruby method describer to make it possible to inspect methods [rdoc, signature, etc.] at runtime, for example while debugging or in irb.

add a FFI layer to original rinku

Run EventMachine code in a ripl shell asynchronously with readline editing and completion

Retrieve and adjust rlimits

Ruby wrapper around MQ series client library

Support rnp's OpenPGP functionality via ruby-ffi. Requires librnp.so.

Enables fast, standards-compliant robots.txt parsing and URL access checking directly from Ruby.

A Ruby FFI binding to librocketmq-client-cpp.

A gem to wrap OpenGL and extensions in an intuitive OO framework.

Very fast jsmin implementation using FFI

ROpenCV is a ffi ruby binding for the Open Source Computer Vision Library OpenCV 2.4.4 and higher

Roxane embeds the operating system's webview (WebView2 / WKWebView / WebKitGTK, via the webview C library) in a native window and bridges it to Ruby with an invoke/emit operation channel — a lightweight, Tauri-shaped way to ship a web frontend as a desktop app, in Ruby.

FFI bindings to Google's PDFium library, the same engine that powers Chrome's PDF viewer. Provides text extraction with character-level metadata (font, weight, origin, angle), vector path access, image extraction, annotations, AcroForm fields, page rendering, and pdfplumber-style table detection....

Ruby bindings for rpm. Almost a drop-in replacement for ruby-rpm. Uses FFI.

ps for Ruby processes

Allows to script access to the serial port on Windows. Simple read and write commands

The rslp library is an FFI interface for the OpenSLP service location protocol library. See http://www.openslp.org for more information.

Command-line tool for generating boilerplate for testing Ruby scripts

FFI Ruby wrapper around libsvm

A hack to get source/destination port/ip from a TCP or UDP header