Numo::BLIS downloads and builds BLIS during installation and uses that as a background library for Numo::Linalg.

Generate RBS from fiddl's `extern`.

OSQP (Operator Splitting Quadratic Program) solver for Ruby

A Ruby-Fiddle implementation of the PulseAudio Simple API.

Pyroscope FFI Integration for Ruby

A collection of useful data about NANPA Rate Centers.

rbsdl3 is a Ruby binding to SDL3 that links against an SDL dynamic library chosen at runtime.

Random Cut Forest anomaly detection for Ruby

Cheminformatics for Ruby, powered by RDKit

Robbing the buried Refinements from ObjectSpace

Just the bare minimum of what's needed to create bi-directional chat bots using Roda as backend, sucker_punch and Clockwork for async and timed jobs.

Ergonomic ptrace bindings for building debuggers, tracers, and strace-like tools in Ruby.

A Ruby game engine using OpenGL and GLFW

Ruby CaDes bindings

rush implements the POSIX.1-2017 Shell Command Language (IEEE Std 1003.1 §2) in pure Ruby, verified differentially against dash.

Ruby bindings for Shojiku, a document engine for invoices, receipts and slips. A YAML template plus JSON or YAML params in, a deterministic PDF out, with signing and verification over the result. The layout engine is a shared C library loaded through fiddle, so the same params produce the same bytes here as in the CLI and every other Shojiku SDK.

Official Sidemail.io Ruby library providing convenient access to the Sidemail API.

A DSL and command line tool to describe and run automated tests

Tahweel is a tool for converting PDF files to txt, docx, or json using OCR through multiple engines, currently supporting Google Drive only.

Tiny full-text search for Ruby powered by Tantivy.