
SQLite Viewer
SQL Fiddle
DB Fiddle
SQLite Query
Code for SQLite3
Create SQLite databases and execute SQL directly in your browser.

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

Which is more popular?
Website, pricing, platforms and company facts side by side.
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|---|---|---|
| Website | fasttools.dev | extendsclass.com |
| Pricing | — | |
| Company | 2026 | 2019 |
| Listed in |
In their own words, as submitted to SaaSHub.


No description of FastTools SQLite Playground yet.
This free online tool allows to generate JSON dataset. You can generate multiple JSON files exported to a zip archive. No limits. No registration.
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
Recommended for
No analysis of ExtendsClass JSON Generator yet.
How often each product is chosen within a category, 0–100% relative to the other.


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