an attempt at a fast_blank for JRuby

Native C implementation of #combine function used by rom-rb.

High-performance CUID2 (Collision-resistant Unique ID) generator implemented in C for maximum speed while maintaining cryptographic security.

Haversine great-circle distance formula implemented as C extension

Faster Implementations of ActiveSupport Methods

Native Ruby extension to filter a list quickly.

Ruby wrapper around C matrices implementation

Retrieves the source code for a method (and its comment) and does it faster than any other existing solution

Serialize and deserialize Open Sound Control messages using rtosc

Ruby bindings for fastpbkdf2

Hash#slice implemented in C

Mongo on Speed

Ruby bindings to woothee-rust

Fast Ruby Hash to XML and XML to Ruby Hash converter written in pure C

A faster implementation of getting the current local 4 digit year.

Fast Base64 C extension

Extends Ruby FFI and uses LLVM to generate JIT wrappers for attached native functions. Works only on MRI

Ruby binding for FFmpeg library

A Ruby interface to FFmpeg's libavformat and libavcodec. It allows you to query metadata from a wide variety of media files through some simple classes.

A native extension for the FFTS library.