Lightweight gem, tested in huge Rails codebases (20k+ Ruby files). Allows AI assistants to eval and verify rails/ruby code changes at lighting-speed access without the need restart server.

Easily monitor your rails application

This gem allows you to set the Partitioned cookie directive.

A comprehensive Rails profiler with web debug toolbar, profiling UI, SQL analysis, performance timeline, and MCP server integration

Enable sessions/cookies in Rails that are compatible with standard rack apps

Graceful session key rotation for the signed cookie store in Rails 3.

阿里云SLB Rails middleware, 提供强制rewrite https、Ping检查等能力

Easy and robust Ruby web application deployment.

Enforces Rails relative URL root at the Rack level, i.e. before requests reach Rails.

Simple, bare-bones web app template inspired by Rails.

rainbows-rails overrides the Rack::Handler.default method to return Rack::Handler::Rainbows which will cause rack (and rails) to use rainbows by default.

raindrops is a real-time stats toolkit to show statistics for Rack HTTP servers. It is designed for preforking servers such as unicorn, but should support any Rack HTTP server on platforms supporting POSIX shared memory. It may also be used as a generic scoreboard for sharing atomic counters across multiple processes.

WebDriver is a tool for writing automated tests of websites. It aims to mimic the behaviour of a real user, and as such interacts with the HTML of the application.

The power of Rake, behind Rack

A typescript web filter for rake-pipeline

Rakuten RMS client.

Test your JavaScript without any framework dependencies, in any environment, and with a nice descriptive syntax.

Test your JavaScript without any framework dependencies, in any environment, and with a nice descriptive syntax.

rambo is an alternative web framework for ruby

Rack authentication middleware