Restfox [1] is worth checking out. It's fully offline and lets you version control your collections with git or any sync tool you prefer. The postman import is

Restfox [1] is worth checking out. It's fully offline and lets you version control your collections with git or any sync tool you prefer. The postman import is well tested and the app also allows you to export back to Postman collections. Disclaimer: I maintain it. [1] https://github.com/flawiddsouza/Restfox https://github.com/flawiddsouza/Restfox