Postman is a collaboration platform for API development that allows developers to design, build, and test APIs. Key Features: - API Tools: A comprehensive set of tools that help accelerate the API Lifecycle - from design, testing, documentation, and mocking to discovery. - API Repository: Easily store, iterate and collaborate around all your API artifacts on one central platform used across teams. - Workspaces: Organize your API work and collaborate with teammates across your organization or stakeholders across the world. - Governance: Improve the quality of APIs with governance rules that ensure APIs are designed, built, tested, and distributed meeting organizational standards.