Gitlab CLI in ruby, use gem gitlab

JSONRPC Interface for Ruby projects realised in object oriented way. JRPC Request, JRPC Notification, JRPC Response, JRPC Error Response, JRPC Object Builder and JRPC Error Codes.

A high-performance Ractor web server for Ruby 4.0+: Rack 3-based, with a Rust tokio/hyper front-end and Ractor-parallel Ruby workers and threaded fallback mode.

Konpeito is a gradually typed ahead-of-time compiler for Ruby with Hindley-Milner type inference and dual LLVM/JVM backends. Compile Ruby to CRuby C extensions (.so) or standalone JARs with seamless Java interop. Includes Castella UI, a reactive GUI framework powered by Skia, based on a port of C...

Ioc container for ruby 3+

Don't write your code, and rbs types! Write the rbs types first, then generate a template to fill in with business logic.

A Ruby extension implementing the R-tree spatial-index of Guttman-Green.

システムが稼働する上で最初から必要なデータ（マスタデータ）を管理するツールです。

Add MCP tool serving to any Rails app. Write @rbs type annotations with predicate tags (@requires, @feature, or custom) and the gem compiles per-user JSON Schema automatically — filtering fields by permissions, feature flags, and plan tiers at request time.

The Model Context Protocol is an open standard that enables developers to build secure, two-way connections between their data sources and AI-powered tools.

SHM Chat app using gRPC and Ricart-Agrawala algorithm

Methodist - a gem for Ruby on Rails created to stop chaos in your business logic. This gem adds generators to your rails application using some patterns: interactor, builder, observer and client. Just use `rails g <pattern> <new_class_name>`. Docs: https://github.com/QNester/methodist/wiki

Method-Ray is a static analysis tool that checks the callability of methods in Ruby code.

SurrealDB client for Ruby (HTTP and WebSocket)

Custom OmniAuth strategy for OpenID Federation providers using openid_connect gem, supporting signed request objects (RFC 9101), ID token encryption/decryption, client assertion (private_key_jwt), and OpenID Federation entity statements. Framework-agnostic and works with Rails, Sinatra, Rack, and...

Read environment variables from 1Password fields (dotenv/json/yaml format) or all fields using the op CLI or 1Password Connect Server API. Export local .env files back to 1Password.

Simplifies getting the right configuration options for a process using pre-loaded configurations from files to manage options for experiments or flights.

Helps convert hashes to immutable objects.

Scalable infrastructure management with Ruby DSL compilation to Terraform JSON. Features template-level state isolation and automation-first design.

A utility gem for normalizing parameters in Rails applications.