Postman - The Collaboration Platform for API Development
Fredboat - FredBoat is one of the best online music bots for Discord.
Apiary - Collaborative design, instant API mock, generated documentation, integrated code samples, debugging and automated testing
BMO - BMO is a music Discord bot that offers a wide range of high-quality music, games, memes, and other entertainment.
Django REST framework - Django REST framework is a toolkit for building web APIs.
Vexera - Vexera is a multipurpose Discord bot that is truly something special and can change the way you enjoy your discord server.