The best alternatives to Paw are Postman, API Fortress, and HeadSpin. If these 3 options don't work for you, we've listed a few more alternatives below.
Postman is the world’s leading API platform, used by more than 30 million developers and 500,000 organizations worldwide for building and managing APIs.
Postman enables teams to efficiently collaborate at every stage of the API lifecycle while prioritizing quality, performance, and security.
Reky is an open-source API development platform which automatically visualizes API response with outstanding graphs and help you figure data structure in it out swiftly. https://reky.org/
GetWorks is a desktop-class HTTP client for iOS. Monitor, test, and manage APIs from anywhere with a GUI optimized for both iPad and iPhone. Postman API integration allows users to automatically download Postman collections to their devices.
Mayhem was purpose-built to cut through the noise of traditional application security. Combining techniques used by attackers with generative AI, Mayhem tries to break your applications thousands of times every minute so you can find and fix the risks that matter most.