
JSONing API
Format JSON Online
JSON Placeholder
ReqRes
Beeceptor
Mockae
MockAPI
mock rest,rest mock,free json mock,api,mock api,free mock service,mock data

With Cozystack, you can transform your bunch of servers into an intelligent system with a simple REST API for spawning Kubernetes clusters, Database-as-a-Service, virtual machines, load balancers, HTTP caching services, and other services with ease.

Website, pricing, platforms and company facts side by side.
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| Website | mockrest.com | cozystack.io |
| Pricing | — | |
| Platforms | — | |
| Company | Startup from Poland · 1 - 9 employees · 2025 | — |
| Listed in |
In their own words, as submitted to SaaSHub.


Mock REST endpoints in seconds. Test without backend delays. Built for developers who need reliable mock data now.
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Share your experience with using MockRest and Cozystack. For example, how are they different and which one is better?
When comparing MockRest and Cozystack, you can also consider the following products.

Free and open-source mock API for testing and prototyping. Easily create a mock API from JSON data, with the ability to define custom rules for HTTP status codes, headers, and response bodies.
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Easily format, validate, and beautify JSON data with our free online tool. Includes powerful JSON conversion features for seamless data management
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JSON Placeholder is a modern platform that provides you online REST API, which you can instantly use whenever you need any fake data.
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A hosted REST-API ready to respond to your AJAX requests.
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Unblock yourself from API dependencies, and build & integrate with APIs fast. Beeceptor helps you build a mock Rest API in a few seconds.
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The most flexible way to mock REST APIs with Lua code execution
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