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

SlideCamp
Peetch
Invision
PowerMockup
Craftwork
Platforma
Angle 2 Mockups
Prototyping straight into Keynote or Powerpoint
Which is more popular?
Based on our record, Keynotopia seems to be more popular. It has been mentioned 2 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | extendsclass.com | keynotopia.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.
No description of Keynotopia yet.
What each product offers, as listed by its team.


Possible disadvantages
Possible disadvantages
Walkthroughs and reviews on video.
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Lessons Learned Growing Keynotopia from Zero to 50,000 Customers – Amir Khella – MicroConf 2016
How often each product is chosen within a category, 0–100% relative to the other.


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


Tracking ExtendsClass JSON Generator since Mar 2021.
Very true. A while back, I created UI kits for Keynote and PowerPoint, and they became surprisingly popular. Source: over 4 years ago
Keynote has been my favorite UI prototyping tool for the past 10+ years. I actually created Keynotopia UI templates to help people do the same 😊. Source: over 4 years ago
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Library of PowerPoint slides to kickstart your presentation.
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Create mock and sample JSON using a powerful template syntax
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The last PowerPoint Pitchdeck you’ll ever need
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Generate realistic random JSON data through a simple and intuitive GUI.
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Prototyping and collaboration for design teams
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