A Ruby gem with native C extension for the scrypt password hashing algorithm.

Ruby interface for the zlib compression/decompression library

Multithreaded, Postgres-based, Active Job backend for Ruby on Rails.

Read/write access to PNG images in pure Ruby.

This gem allows you to simply optimize images via jpegoptim or optipng.

The complete load testing platform. Everything you need for production-grade load tests. Serverless & distributed. Load test with Playwright. Load test HTTP APIs, GraphQL, WebSocket, and more. Use …

Ruby extension for the libvips image processing library.

Master programming by recreating your favorite technologies from scratch.

Object-based searching.

A tool for analyzing the history of a Rails application using git

🏆 The Best Pagination Ruby Gem 🥇

Makes your background jobs interruptible and resumable by design.

🧮 A collection of resources to learn mathematics for machine learning

Minimal authorization through OO design and pure Ruby classes

Curated list: Resources for machine learning in Ruby

Ruby library for the Stripe API.

A fast JSON:API serializer for Ruby (fork of Netflix/fast_jsonapi)

A Ruby gem offering bindings for Argon2 password hashing

Modern and performant Kafka client library for Ruby based on librdkafka

A Ruby client library for Apache Kafka

The ultimate Rapid Application Development Toolkit (RADKit) for Rails

A handy way to define enums in Ruby.

Versatile PDF creation and manipulation for Ruby

💂 the sentry keeping faithful record of the in/outflows within your walled city 💂

Ruby's missing Fiber Scheduler implementation.

An awesome asynchronous event-driven reactor for Ruby.

Cross-platform asynchronous I/O primitives for scalable network clients and servers.

EventMachine: fast, simple event-processing library for Ruby programs