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

Skills.sh
SkillHQ.dev
Agent Skills Directory
AgentSkillHub.io
AgentSkillsHub.top
AI Skills Manager
SkillDepot
The skill registry for Claude, Codex, GitHub Copilot, and other AI agents.
Which is more popular?
Website, pricing, platforms and company facts side by side.
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|---|---|---|
| Website | extendsclass.com | agentskills.codes |
| Pricing | ||
| Company | 2019 | Startup from India · 1 - 9 employees · 2026 |
| 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.
agentskills.codes is a free, open-source registry of reusable Agent Skills for Claude Code, Codex, GitHub Copilot, and other AI coding agents. Browse thousands of installable skills, inspect source health and capability scans, and add trusted capabilities with one command. Developers and teams...
What each product offers, as listed by its team.


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


Share your experience with using ExtendsClass JSON Generator and agentskills.codes. For example, how are they different and which one is better?
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