The best alternatives to RequestBin are Requestly, HTTPDump, and Beeceptor. If these 3 options don't work for you, we've listed a few more alternatives below.
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Requestly was built to save developers time by intercepting and modifying HTTP Requests. It has now developed into an open-source alternative to Charles Proxy and Telerik Fiddler that works directly in browsers without VPN and proxy Issues. It is used by more than 250k front-end developers and 11,000+ companies worldwide.
HTTPDump is an app to debug webhook and check the data flowing through your APIs/webhook, You can dump any data on us and check what's going on. One step ahead from requestb.in
Beeceptor is a game-changer for API development and testing headaches. Say goodbye to coding mock endpoints and jump to instant no-code tools. Build mock API server with no-code, simulate realistic scenarios with ease, host OpenAPI Specifications, Local HTTP Tunnel, and what more! Beeceptor streamlines your API development workflow, ensuring efficient, hassle-free integration, testing, and simulation!