A gemified version of Syck from Ruby's stdlib. Syck has been removed from Ruby's stdlib, and this gem is meant to bridge the gap for people that haven't updated their YAML yet.

Tracking of retained objects in CRuby

Ruby EXIF reader written in C extension.

Extra-lightweight SQLite3 wrapper for Ruby

Extra-lightweight SQLite3 wrapper for Ruby with bundled SQLite3

Liquid performance extension in C

LLRB is LLVM-based JIT compiler for Ruby. Note that this gem can be only installed to fork of CRuby.

Ruby bindings for LZ4. LZ4 is a very fast lossless compression algorithm.

A very fast way to turn TeX math equations into beautifully rendered SVGs, to embed on the web. This library is mostly written in C and is a general purpose wrapper to GNOME's Lasem.

Pacer defines composeable routes through a graph and then traverses them very quickly.

High-performance logger of Ruby method invocations

Amalgalite embeds the SQLite database engine as a ruby extension. There is no need to install SQLite separately.

digest-murmurhash is class collections of use algorithm MurmurHash desiged by Austin Appleby.

Implements the DataObjects API for PostgreSQL

Fastlane plugin for release automation

Fast method for collecting stack traces in Ruby 2.1+

Distributes fast compiled functions for the Sqreen agent

liter-llm is a universal LLM API client with a Rust core and native Ruby bindings via Magnus. Provides a unified interface for streaming completions, tool calling, and provider routing across 142+ LLM providers. Rust-powered.

Parquet is a high-performance Parquet library for Ruby, written in Rust. It wraps the official Apache Rust implementation to provide fast, correct Parquet parsing.

Ruby extension for ZeroMQ (ZMQ) using CZMQ - High-level C Binding for ØMQ (http://czmq.zeromq.org)