Free
WebdriverIO
Open SourceE2E & Browser · Testing
Next-gen browser and mobile test automation framework for Node.js.
e2eautomationnode.js
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E2E & Browser · Testing
Next-gen browser and mobile test automation framework for Node.js.
API Mocking · API Tools
Instantly inspect and test incoming webhooks with a temporary URL.
Build & Lint · Frontend
The widely-used static module bundler for JavaScript applications.
Terminals & Shells · Development Environment
GPU-accelerated terminal emulator multiplexer configurable in Lua.
Models & LLM APIs · AI for Developers
OpenAI's open-source speech recognition model.
Terminals & Shells · Development Environment
Modern terminal emulator for Windows with tabs, panes and profiles.
API Mocking · API Tools
Flexible API mocking and service virtualization for HTTP.
Reference & Standards · Security
The world's foremost network protocol analyzer.
API Tools
Xquik is the world's fastest and cheapest X Twitter scraper service with the most complete X data. Access X data through REST, MCP & SDKs. Analyze post sentiment with AI. Most other Apify Actors charge before filtering or deduplication. Xquik charges only for delivered, unique, filter-matching results and never pads rows. Xquik has paid plans & usage-based billing. Xquik is an independent third-party service. Not affiliated with X Corp. "Twitter" and "X" are trademarks of X Corp.
State & Forms · Frontend
State machines and statecharts for complex, visualizable logic.
API Clients · API Tools
Offline-first, open-source API client for REST, GraphQL and gRPC.
YAML · Data Formats
Validate and beautify YAML online.
Package Managers · Development Environment
JavaScript package manager with Plug'n'Play installs and workspaces.
CLI Tools · Development Environment
Blazing-fast terminal file manager written in Rust — async IO, image previews and plugin system.
Editors & IDEs · Development Environment
High-performance, open-source editor written in Rust with collaboration.
Terminals & Shells · Development Environment
Beginner-friendly terminal multiplexer with layouts and floating panes.
Programming Languages
General-purpose language focused on robustness, optimality and clarity.
Authentication · API Tools
TypeScript-first schema validation with static type inference.
State & Forms · Frontend
Small, fast and scalable state management for React.