API Fortress is recommended for development teams looking for an end-to-end API testing platform, particularly those working in environments that require continuous integration and delivery. It's also well-suited for businesses of varying sizes that need reliable API monitoring and performance insights.
Based on our record, WireMock Cloud seems to be more popular. It has been mentiond 1 time since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
Both of these tools you would have to run yourself. If you wanted a hosted solution you can use for example Mocklab which is based on Wiremock. Source: almost 4 years ago
MockServer - Easy mocking of any system you integrate with via HTTP or HTTPS.
Mockable - Quickly define some REST or SOAP endpoints and have them return json/xml (dummy) data.
HttpMaster - HttpMaster is a professional software tool for testing and debugging HTTP applications, primarily aimed at REST API applications and web services.
Beeceptor - Unblock yourself from API dependencies, and build & integrate with APIs fast. Beeceptor helps you build a mock Rest API in a few seconds.
Hoppscotch - Open source API development ecosystem
Mockoon - Mockoon is the easiest and quickest way to design and run mock REST APIs. No remote deployment, no account required, free and open-source.