Ruby/SerialPort is a Ruby library that provides a class for using RS-232 serial ports.

Wraps the Apache Pulsar C++ Client with Ruby bindings.

Puma is a simple, fast, threaded, and highly concurrent HTTP 1.1 server for Ruby/Rack applications. Puma is intended for use in both development and production environments. It's great for highly concurrent Ruby implementations such as Rubinius and JRuby as well as as providing process worker sup...

Pyroscope FFI Integration for Ruby

Client bindings for Quantcast File System, a distributed filesystem.

Enjoy MATH!

This gem provides a comprehensive Ruby wrapper around

This Gem is a wrapper around an useful open-source library for creating QR Codes, a two-dimensional bar code format popular in Japan created by the Denso-Wave Corporation in 1994.

Quacks when it is raining in Seoul.

Native implementation of OpenStreetMap quad tile functions

This gem introduces a quicksort implementation in C. It also introduces a reference implementation in Ruby. Just for some benchmarking fun.

HTTP/3 server implementation for Ruby

r2ree is a ruby bindings to the r2ree linkable C++ radix tree library.

A tool for extracting and translating strings from the RGSS3 game engine

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This is a Captcha gem for ruby. It drawing captcha image with C code so it no dependencies.

Native Ruby binding and Rack middleware for libinjection. Report-only by default: detects SQLi/XSS-like payloads, emits structured attack signals, and can be combined with Rack::Attack. Ships with a pinned vendoring workflow for libinjection v4.0.0.

A Rack middleware that provides an endpoint to start the New Relic agent.

Rack middleware for end-to-end security through TCTP

Ractor::LVar