Awesome tool. I use it almost daily for my projects to modify request body, headers, etc. Would recommend it to every frontend developer out there. Thank me later 🙂 (Case Study)
Docs 
Download
Requestly Works on Desktop Only
Requestly is a web proxy that requires a desktop and desktop browser.
Enter your email below to receive the download link. Give it a try next time you’re on your PC!
Chrome extension
Instant & lightweight. Run the Requestly right inside your browser. Design, test, and mock APIs with collections, environments, and scripts.
Add To Chrome
Mac app
Local-first and more powerful. Use the Requestly on your desktop to design, test, and mock APIs across web, mobile, and desktop apps.
Download For Mac
📣 Requestly – Modern git-based API Client. No login required. Switch from Postman in 1 click. Try now ->