Chess.com
Lichess
Chess Tempo Database
Chessvia.ai
DecodeChess
Noctie.ai
ChessBase Database
Chessable uses science-based training techniques to improve how you learn content from chess books and videos.

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

Which is more popular?
Based on our record, Chessable seems to be more popular. It has been mentioned 20 times since March 2021.
Website, pricing, platforms and company facts side by side.
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C
Chessable
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|---|---|---|
| Website | chessable.com | extendsclass.com |
| Pricing | — | |
| Company | — | 2019 |
| Listed in |
In their own words, as submitted to SaaSHub.

No description of Chessable 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
Walkthroughs and reviews on video.
Is Chessable Worth It? | Dojo Talks
More videos
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How often each product is chosen within a category, 0–100% relative to the other.

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

I think its saying that because at chessable.com it said that knight has 3 points and rook has 5 points you take back but rook is still better than knight and the game thinks that promoting to queen isn't gaining any material. Source: over 3 years ago
Chessable: Interactive chess books. Some recommended courses:. Source: over 3 years ago
Chess.com membership on TOP. Get the gold one. Not the platinum. Chess.com already gives you a way to analyze. I don't see why you need an engine to say if the move is good or bad when you literally can analyze on your own. The lessons... Source: over 3 years ago
Tracking ExtendsClass JSON Generator since Mar 2021.
When comparing Chessable and ExtendsClass JSON Generator, you can also consider the following products.

A realistic data generator to test your app
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The complete chess experience, play and compete in tournaments with friends others around the world.
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Create mock and sample JSON using a powerful template syntax
Compare JSON Generator to Chessable or ExtendsClass JSON Generator:

Chess Tempo Database gives you a library of more than 2 million searchable chess games.
Compare Chess Tempo Database to Chessable or ExtendsClass JSON Generator:

Generate realistic random JSON data through a simple and intuitive GUI.
Compare MockTurtle.net to Chessable or ExtendsClass JSON Generator: