Postman
What is Postman?
Postman is a collaboration platform for API development. Postman's features simplify each step of building an API and streamline collaboration so you can create better APIs—faster. - extrated from offical website or Wikipedia.
Visit Postman Website - in a new tab.Introductory video.
Introduction | What is POSTMAN
Here you can learn Postman:
Postman Learning Center - https://learning.postman.com
Happy learning!
Feel free to contact me if I can help you with something related to this technology or if you want to have a nice conversation about it.