Readline-ffi is a wrapper library of Readline, using Ruby-FFI.

Redlander is Ruby bindings to Redland library (see http://librdf.org) written in C, which is used to manipulate RDF graphs. This is an alternative implementation of Ruby bindings (as opposed to the official bindings), aiming to be more intuitive, lightweight, high-performing and as bug-free as po...

Programmatically capture and inspect GPU frames from Ruby applications with RenderDoc.

A management tool for resque workers. Allows spinning up and managing resque workers across multiple machines sharing the same Redis server

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

The Ruby Language Toolkit provides classes for creating context-free grammars, lexers, parsers, and abstract syntax trees.

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