Below are some of the top commercial API testing tools on the market and their main features, followed by some open-source tools.

This Swagger for Python tutorial demonstrates how to test, document and create REST APIs with OpenAPI, Swagger, Flask and FastAPI.

Iliad Solutions’ latest release of its t3:Switch software is now available with full support for Real-Time Payments (RTP) and API testing for OpenAPI and REST based initiatives.

The Playwright tool that automates web testing for JavaScript applications is now out in preview for Python. "Playwright is a Node.js library to automate Chromium, Firefox and WebKit with a single API ...