FCaptcha

Detect bots, vision AI agents, and headless browsers through 40+ behavioral signals and SHA-256 proof of work. Self-hosted, privacy-first, and fully open source.

scraping

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126 Stars

5 Forks

126 Watchers

JavaScript Language

mit License

100 SrcLog Score

Cost to Build

$39.9K

Market Value

$116.6K

How is this calculated?

Growth over time

3 data points · 2026-04-11 → 2026-04-25

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What is the WebDecoy/FCaptcha GitHub project? Description: "Detect bots, vision AI agents, and headless browsers through 40+ behavioral signals and SHA-256 proof of work. Self-hosted, privacy-first, and fully open source.". Written in JavaScript. Explain what it does, its main use cases, key features, and who would benefit from using it.

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How to clone FCaptcha

Clone via HTTPS

git clone https://github.com/WebDecoy/FCaptcha.git

Clone via SSH

[email protected]:WebDecoy/FCaptcha.git

Download ZIP

Download master.zip

Found an issue?

Report bugs or request features on the FCaptcha issue tracker:

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