
JSON Formatter & Validator
DevTools Advanced
JSONFormatter.org
FreeFormatter
JSON Editor Online
SmallDevTools
TheDevTools
FOSS tools for developers

Robomonkey
Ilmenite.dev
Automa Extension
AIScraper.co
Firecrawl
Browserbase
Browse AI
Build browser automations with AI

Which is more popular?
Website, pricing, platforms and company facts side by side.
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|---|---|---|
| Website | developertools.tech | runcopycat.com |
| Pricing | ||
| Listed in |
What each product offers, as listed by its team.


Possible disadvantages
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An editorial look at what each product does well and who it suits.


Overall verdict
Why this product is good
Recommended for
Overall verdict
Why this product is good
Recommended for
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Copycat Review | Powerful, Distressing Cat Game
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Firecrawl alternative, built in Rust. Scrape, crawl, extract, screenshots, PDFs — and a /v1/discover endpoint that finds the API behind any site. Dual-engine, MCP-native, usage-based pricing
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