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.

Use Cases:

Testing APIs before deployment

Collaborating with team members on API design

Documenting APIs for easy reference

Benefits:

Accelerates API Lifecycle

Centralized storage and collaboration

Improved API quality through governance rules