
Mockaroo
JSON Generator
MockTurtle.net
ExtendsClass's JSON generator allows to generate random JSON data from a template.

Duolingo
Mondly
Mochi
SmartCards+
Anki
Yak Tack
Brainscape
Learn languages more efficiently with spaced repetition
Which is more popular?
Website, pricing, platforms and company facts side by side.
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|---|---|---|
| Website | extendsclass.com | cleverdeck.com |
| Pricing | — | |
| Company | 2019 | — |
| Listed in |
In their own words, as submitted to SaaSHub.


This free online tool allows to generate JSON dataset. You can generate multiple JSON files exported to a zip archive. No limits. No registration.
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What each product offers, as listed by its team.


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CleverDeck in Action
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When comparing ExtendsClass JSON Generator and CleverDeck, you can also consider the following products.
A realistic data generator to test your app
Compare Mockaroo to ExtendsClass JSON Generator or CleverDeck:

Duolingo is a free language learning app for iOS, Windows and Android devices. The app makes learning a new language fun by breaking learning into small lessons where you can earn points and move up through the levels. Read more about Duolingo.
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Create mock and sample JSON using a powerful template syntax
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Learn 33 languages in 500 bite-size lessons and 14 conversational modules.
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Generate realistic random JSON data through a simple and intuitive GUI.
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Write notes and flashcards with Markdown and study them with spaced repetition.
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