JavaScript API for Chrome and Firefox
- headless-chrome
- testing
- web
- developer-tools
Repository Index
47,133 repositories indexed
1–24 of 43 · Most stars
Open-Source API Development Ecosystem • https://hoppscotch.io • Offline, On-Prem & Cloud • Web, Desktop & CLI • Open-Source Alternative to Postman, Insomnia
- api
- api-client
- api-rest
- pwa
Opensource IDE For Exploring and Testing API's (lightweight alternative to Postman/Insomnia)
- api-client
- git
- graphql-client
- opensource
Harness Open Source is an end-to-end developer platform with Source Control Management, CI/CD Pipelines, Hosted Developer Environments, and Artifact Registries.
- continuous-delivery
- continuous-integration
- go
- build-pipelines
The Monorepo Platform that amplifies both developers and AI agents. Nx optimizes your builds, scales your CI, and fixes failed PRs automatically. Ship in half the time.
🚀🎉📚 Nextjs Boilerplate and Starter with App Router and Page Router support, Tailwind CSS 4 and TypeScript ⚡️ Made with developer experience first: Next.js 16 + TypeScript + ESLint + Prettier + Drizzle ORM + Husky + Lint-Staged + Vitest + Testing Library + Playwright + Storybook + Commitlint + VSCode + Sentry + PostCSS + Tailwind CSS ✨
- nextjs
- next-theme
- next-js
- starter-kit
A collection of services with great free tiers for developers on a budget. Sponsored by Mockoon, the best mock API tool. https://mockoon.com
The elegant testing framework for PHP developers and AI agents.
- php
- testing
- pest
- framework
An email and SMTP testing tool with API for developers
- email-testing
- go
- golang
- smtp-server
An interactive command-line HTTP and API testing client built on top of HTTPie featuring autocomplete, syntax highlighting, and more. https://twitter.com/httpie
Test Automation Made Simple
- test-automation
- assertions
- testing-tools
- mock-server
Testcontainers for Go is a Go package that makes it simple to create and clean up container-based dependencies for automated integration/smoke tests. The clean, easy-to-use API enables developers to programmatically define containers that should be run as part of a test and clean up those resources when the test is done.
- testing
- docker
- automation
- golang
The interactive web server
AutoFixture is an open source library for .NET designed to minimize the 'Arrange' phase of your unit tests in order to maximize maintainability. Its primary goal is to allow developers to focus on what is being tested rather than how to setup the test scenario, by making it easier to create object graphs containing test data.
- assertion-library
- assertions
- auto-mocking
- autofixture
Lightweight service virtualization/ API simulation / API mocking tool for developers and testers
- api-simulation
- golang
- proxy
- mitm
Portable AI code quality reviews for Codex, Cursor, Copilot and other coding agents: six Agent Skills for architecture, technical debt, tests and remediation.
- architecture-review
- code-quality
- code-review
- tech-debt
Self-hosted iOS & Android simulator streaming for the whole team
- appetize-alternative
- android
- ios
- react-native
🔪Swiss-army knife for Android testing and development 🔪 ⛺
- developer-tools
- android-development
- adb
- android
Faker is a pure Elixir library for generating fake data.
A testing tool for Scala and Java developers
SIPVicious OSS is a VoIP security testing toolset. It helps security teams, QA and developers test SIP-based VoIP systems and applications. This toolset is useful in simulating VoIP hacking attacks against PBX systems especially through identification, scanning, extension enumeration and password cracking.
- sip
- voip
- password-cracker
- svwar
Open-source self-improving QA agent for software teams. A test harness with memory. Write tests in natural language for web and mobile. agent-qa learns from every run, adapts to UI changes, and catches regressions before you ship.
- playwright
- end-to-end-testing
- ai-testing
- ai-agents
Typed TypeScript SDK for direct and managed social platform integrations, with capability checks, explicit outcomes, and deterministic testing.
- api-integration
- bluesky
- bun
- developer-tools
Fast, native API client for REST, gRPC, WebSocket and GraphQL. A local-first Postman alternative written in Go: no Electron, no account, no cloud.