
Mockaroo
Generate Data
DataConstruct
Datamade
Seedfast
DataMatch Enterprise
Requestly
Ready-made synthetic industry databases and Power BI dashboards for analytics, SQL practice, BI demos, training, and consulting — across 10 industries, plus a generator for custom scale and variations.

Scrimba
Codédex
CodeCrafters
Data Protocol
Eloquent JavaScript
Codelita
The State of JavaScript 2018
A free resource for learning and developing in JavaScript

Which is more popular?
Based on our record, JavaScript.com seems to be more popular. It has been mentioned 1 time since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | demodataworks.com | javascript.com |
| Listed in |
What each product offers, as listed by its team.


Possible disadvantages
Possible disadvantages
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using DemoDataWorks and JavaScript.com. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.


Tracking DemoDataWorks since Sep 2026.
The best resource I know of is Javascript.com for learning Javascript for the first time. It's made by Pluralsight which is a site that contains courses. - Source: dev.to / over 4 years ago
When comparing DemoDataWorks and JavaScript.com, you can also consider the following products.
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GenerateData.com: free, GNU-licensed, random custom data generator for testing software
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We fake it till you make it!
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Programming exercises for experienced engineers.
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