Mocklets is a HTTP-based mock API simulator, which helps simulate APIs for faster parallel development and more comprehensive testing.
Cost / License
- Paid
- Proprietary
Platforms
- Software as a Service (SaaS)


Apps similar to Beeceptor include Fossorial Pangolin, which is open source with a free version. Other options are ngrok, apimock-rs (API Mock), Mockoon and wireport. There's no shortage of Localhost Tunnel Services like Beeceptor, with more than 50 alternatives for the web, Linux, Mac, Windows and self-hosting.
Mocklets is a HTTP-based mock API simulator, which helps simulate APIs for faster parallel development and more comprehensive testing.


Free desktop API mocking platform. Create HTTP/REST and WebSocket mock servers with a modern UI. Perfect for developers, QA teams, and trainers.

Catch webhooks, collect form submissions, and test email templates — all in one platform. No backend code needed.
With Mockaron, create mock REST APIs without server configuration or setup. Its intuitive and no-code app makes it super easy to get started.



MockFlow.io is a developer tool for creating, managing, and testing mock APIs quickly. It helps frontend developers, QA testers, SaaS builders, and agencies simulate real API responses without setting up a backend.




Collect data from 3rd party applications through webhooks in real-time. Test your integration and secure it with the webhook proxy. Get your API endpoint up and running in 2 minutes.




APIFae is a CLI for API mocking: serve mocks from YAML, record real traffic into mocks, check mocks against a live API for drift, and patch drifted fields back.

RoboHydra is a web server designed to help you test any kind of HTTP client:

Webhook debugging and cron job monitoring in one tool. Inspect, replay, and forward webhooks in real-time. Monitor background jobs with heartbeat, schedule, and event-based checks.
Coparrot is a web service that will return a response with data you specified. It's a mock server that you can use during development or testing without installing anything and without writing any configuration file.


intercept.rest is a tool which helps to debug and mock REST APIs Similar to the Network tab in Chrome Dev Tools but works for any API, Mobile apps, webhooks, frontend etc.
Btunnel gives you power to expose an http app running in localhost, helps you to share your local filesystem as well as any TCP app to the internet. Some of the features of btunnel are -



