Incredibly fast JavaScript runtime, bundler, test runner, and package manager – all in one
- bun
- bundler
- javascript
- javascriptcore
59,621 visible repositories in the index
1–24 of 374 · Most stars
Incredibly fast JavaScript runtime, bundler, test runner, and package manager – all in one
Fast, easy and reliable testing for anything that runs in a browser.
Opensource IDE For Exploring and Testing API's (lightweight alternative to Postman/Insomnia)
The open-source, cross-platform API client for GraphQL, REST, WebSockets, SSE and gRPC. With Cloud, Local and Git storage.
Hundreds of models & providers. One command to find what runs on your hardware.
A toolkit with common assertions and mocks that plays nicely with the standard library
Node.js test runner that lets you develop with confidence 🚀
JavaScript Testing utilities for React
Hurl, run and test HTTP requests with plain text.
ARTEMIS turns natural-language instructions into reliable Android automation. It automates end-to-end workflows, captures logs, and integrates seamlessly with AI coding assistants such as Antigravity, Codex, and Claude Code. It also achieves 99%+ success rate on AndroidWorld Benchmark.
🕷 Super-agent driven library for testing node.js HTTP servers using a fluent API. Maintained for @forwardemail, @ladjs, @spamscanner, @breejs, @cabinjs, and @lassjs.
HTTP Request & Response Service, written in Python + Flask.
HTTP server mocking and expectations library for Node.js
Mockery is a simple yet flexible PHP mock object framework for use in unit testing with PHPUnit, PHPSpec or any other testing framework. Its core goal is to offer a test double framework with a succinct API capable of clearly defining all possible object operations and interactions using a human readable Domain Specific Language (DSL).
TranslatedOhayou (おはよう, "good morning"), HTTP load generator, inspired by rakyll/hey with tui animation.
RegExr is a HTML/JS based tool for creating, testing, and learning about Regular Expressions.
Record, Replay, and Stub HTTP Interactions.
Acceptance test framework for web applications
Monkey testing library for web apps and Node.js
A Modern Testing Framework for Go
Test Automation Made Simple
Testcontainers is a Java library that supports JUnit tests, providing lightweight, throwaway instances of common databases, Selenium web browsers, or anything else that can run in a Docker container.
Conformance test suite for OpenShift
BDD / TDD assertion framework for node.js and the browser that can be paired with any testing framework.