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Developer Tools, APIs & Open-Source Platforms

Free developer tools, APIs, code editors, testing platforms, and open-source software for modern app development.

Code Editors (4)

Visual Studio Code - Lightweight code editor with extensions and debugging.
Atom - Open-source text editor for developers.
Sublime Text - Fast and minimal code editor.
Vim - Highly configurable command-line text editor.

API Platforms (4)

Postman - API development, testing, and collaboration platform.
RapidAPI - API marketplace and integration platform.
Swagger - API documentation and testing framework.
Apigee - API management and security platform.

Testing & QA Tools (4)

Selenium - Automated browser testing framework.
Jest - JavaScript testing framework for unit tests.
Cypress - End-to-end testing tool for web applications.
Postman Monitor - Automated API performance and uptime monitoring.