FreeAPI.watch
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Postman
CheckAPI
APIsList
APImocka
API List
Discover, compare, and integrate public APIs using real-time health monitoring, OpenAPI documentation, and live availability signals.
Dadroit JSON Viewer
Jayson
ExtendsClass JSON Generator
MockTurtle.net
Fullstack Vue
Mockaroo
DevToys
Create mock and sample JSON using a powerful template syntax

Which is more popular?
Based on our record, JSON Generator seems to be more popular. It has been mentioned 9 times since March 2021.
Website, pricing, platforms and company facts side by side.
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Public API
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JSON Generator
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| Website | public-api.org | json-generator.com |
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What each product offers, as listed by its team.
Possible disadvantages
Possible disadvantages
An editorial look at what each product does well and who it suits.
Overall verdict
Why this product is good
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No analysis of JSON Generator yet.
How often each product is chosen within a category, 0–100% relative to the other.
Share your experience with using Public API and JSON Generator. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.
Tracking Public API since Jan 2026.
JSON Generator: also generates mock data, but for JSON specifically. It's a bit more complex, but it allows for tailor-made results. - Source: dev.to / almost 3 years ago
Is there a generator for all the JSON generators out there? https://json-generator.com/. - Source: Hacker News / about 3 years ago
So I generated a random JSON file and tried parsing it. It doesn’t error, but whenever I do a println(root.Object().Value().String()), I get a panic: wrong type. If I do a println(root.Object().Present()), it prints false. So seems like... Source: over 3 years ago
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