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

FFI based Ruby wrappers for Core Foundation

The implementation of the Open Assets Protocol for Ruby.

Provide access to libc terminal funtions.

https://github.com/0dayinc/pwn/README.md

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!

The Sensu spawn process library

LLVM bindings for Ruby

The win32-eventlog library provides an interface to the MS Windows event log. Event logging provides a standard, centralized way for applications (and the operating system) to record important software and hardware events. The event-logging service stores events from various sources in a single collection called an event log. This library allows you to inspect existing logs as well as create new ones.

Capture Screenshots on Windows with Ruby to bmp, gif, jpg or png formats.

High performance gradient boosting for Ruby

Ruby bindings for Z3 Constraint Solver

A barcode and QR code library that works with regular Ruby (not just JRuby). This gem comes bundled with ZXing C++ (zxing-cpp) and interfaces with it using FFI. As such this gem works with most major Ruby distributions. Modified to not require CMake as a build dependency.

Loads page content into AJAX sections with AJAX links, handling the details for you, load content with javascript into designated page containers. Supports multiple and/or nested AJAX sections. Designed to be easy to use, customizable, supports browser history robustly, supports AJAX forms and has many more features. Degrades gracefully when javascript is disabled.

AWS SDK for Ruby - Common Run Time

Parsing tool for biodiversity informatics

bio-ngs provides a framework for handling NGS data with BioRuby