Fuzz testing for ruby

🚿 Constant deletion and reset helpers for gems that need repeatable reloads while testing constant-backed runtime configuration.

🍲 Kettle::Dev is a meta tool from kettle-dev to streamline development and testing. Acts as a shim dependency, pulling in many other dependencies, to give you OOTB productivity with a RubyGem, or Ruby app project. Configures a complete set of Rake tasks, for all the libraries is brings in, so the...

Extends the Inquirex DSL with an LLM-powered `extract` verb (alias: `clarify`) that runs server-side to turn free-text answers into structured data. Pluggable adapter interface keeps the gem LLM-agnostic; a NullAdapter ships for testing.

Moots is a simple tool to provide mutation testing for Ruby

Zizek is a native property-based testing for Ruby, modeled on Hegel and Hypothesis. It explores generated examples, records every choice, shrinks the first failure to a minimal counterexample, and reports a reproduce blob that replays that exact example.

Spawn and coordinate background processes for black box testing.

CompletionKit is a prompt testing platform that runs as a Rails engine or a standalone app. Run prompts against real datasets, score every output with an LLM judge against criteria you define, track prompt versions, and get AI-generated improvement suggestions grounded in your actual results. Inc...

Selenium Shots is an Integration Testing Service that transparently distributes your integration tests across multiple operating systems with different versions of all major browsers AND captures a screen shot

Pork -- Simple and clean and modular testing library. Inspired by [Bacon][]. [Bacon]: https://github.com/chneukirchen/bacon

Reeve makes it safe for a Rails application to expose MCP (Model Context Protocol) tools to AI agents. Authentication says who is at the door; Reeve decides what they may touch and remembers what they touched: declarative per-record authorization scoped to the human the agent acts for, an append-...

Opinionated framework for Ruby CLI applications that provides logging, cli argument parsing, daemonizing, configuration, testing, and even remote control of long running processes

Gem providing rake tasks to help with chef cookbook testing

Testing a gem description

Abtion tools for easy building, testing, and deploying

Mainly testing gemcutter deployment

Provides reusable steps for Coulda acceptance testing of Rack/Rails applications

testing gem

Functional and load testing library for APIs

Cross browser testing integration with browserstack