Dadroit JSON Viewer
Jayson
ExtendsClass JSON Generator
MockTurtle.net
Fullstack Vue
Mockaroo
DevToys
Create mock and sample JSON using a powerful template syntax

Meter
Hedera Hashgraph
Avalanche
Algorand
Acala
Karura
Elrond
Fireblocks is an all-in-one digital asset custody, settlement, and transfer platform that is intended for institutions, providing secure transfer and storing of digital assets.

Which is more popular?
Based on our record, JSON Generator seems to be more popular. It has been mentioned 9 times since March 2021.
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| Website | json-generator.com | fireblocks.com |
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Fireblocks: Biggest Challenge for Institutions Is Not Knowing Which Questions to Ask
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Fireblocks has enabled 2,400+ enterprises, processed $10 trillion in transactions, and secured over 550 million wallets (Fireblocks, 2025).
Recommendations tracked on public social media and blogs since March 2021.

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
Tracking Fireblocks since Feb 2022.
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Open a 1GB JSON file in a blink 💣
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Meter is a decentralized and high-performance-based infrastructure that allows for the development of blockchain applications.
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A superior consensus algorithm.
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ExtendsClass's JSON generator allows to generate random JSON data from a template.
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Avalanche was founded at MIT with the mission to create a high scalability blockchain platform that has been used by developers around the globe to create new applications that are based and run by cryptocurrency.
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