
Codédex
Scrimba
GoIT LMS
Treehouse
Refocus
CodeCrafters
Divize
A better way to support developers

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

Which is more popular?
Website, pricing, platforms and company facts side by side.
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|---|---|---|
| Website | dataprotocol.com | mockrest.com |
| Platforms | — | |
| Company | — | Startup from Poland · 1 - 9 employees · 2025 |
| Listed in |
In their own words, as submitted to SaaSHub.


No description of Data Protocol yet.
Mock REST endpoints in seconds. Test without backend delays. Built for developers who need reliable mock data now.
An editorial look at what each product does well and who it suits.


Overall verdict
Why this product is good
Recommended for
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
Sven Mawson - Evolution of the Google Data Protocol
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How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using Data Protocol and MockRest. For example, how are they different and which one is better?
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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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Interactive coding screencasts created in an instant
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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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Empowering emerging markets with high-quality tech education
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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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