#testing

A monorepo for egui crates used within and maintained by rerun

Production-ready table testing for Playwright with smart column-aware locators.

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Test Kitchen driver/provisioner for lightning faster Chef Infra cookbook testing with Docker

Mocking library with the perfect balance of Performance and Intuitive API

A mutation-based tool for finding bugs in tests

A code coverage tool for Rust projects

Utilities library for WordPress E2E testing in the Cypress environment

Adds Xunit dynamic skipping of facts and theories.

Catch every CSS change before it ships — review PRs and certify refactors by the browser's computed styles, not pixels. Works with any styling system.

Drop-in visual feedback widget for websites. Pin comments directly on page elements — Shadow DOM isolated, framework-agnostic.

Mock aiohttp HTTP requests by routing them through a real aiohttp.web test server. Inspired by aioresponses, with a largely compatible API.

Making testing of UIs fantastic.

Open-source API mock server for REST, gRPC, GraphQL, WebSocket, Kafka, MQTT and more

Fluent, fully-typed assertion library for Python: your type checker sees only the assertions that fit the value, and every failure carries a structured diff. Soft assertions, polling, inline snapshots, OpenAPI contracts.

Native Safari browser automation for AI agents. 97 tools via AppleScript — zero overhead, keeps logins, runs silently in background. Drop-in alternative to Chrome DevTools MCP with 40-60% less CPU/heat on Apple Silicon.

Explicit errors as values for TypeScript — with a separate defect channel for the unexpected and qualification enforced at every boundary.

Run PHPUnit tests in parallel

The easy and reliable way to test WordPress with Codeception. 10 years of proven success.

Fast-first mutation testing for pytest. Let the gremlins loose, see which ones survive.

Playwright client library for visual testing with Percy

Carbon is an indexing framework on Solana.

Acceptance test suite based on Playwright.

Gesso — OpenAPI 3.0/3.1/3.2 contract testing for PHP. Framework-independent core with Laravel, Symfony, Pest, and PSR-7 adapters. PHPUnit coverage, request/response validation, fuzzing, and drift detection.

A Test Kitchen Driver for Docker

A test runner for typst projects.

Debugging WebDriver tests in real-time with support for WebdriverIO, Selenium WebDriver and Nightwatch JS

Test framework for software architecture based on imports between modules.

A nice and casual place for posting random things.

ArchUnitTS is an architecture testing library. Specify and ensure architecture rules in your TypeScript app. Easy setup and pipeline integration.