Open Source Alternatives to reCAPTCHA
2 alternatives2.9k total stars312 total forks2 languages
What is reCAPTCHA?
reCAPTCHA is A free service from Google that protects websites from spam and abuse by distinguishing human users from bots using advanced risk analysis.. There are currently 2 open-source alternatives to reCAPTCHA, with a combined total of 2.9k GitHub stars. The most common language among these projects is TypeScript.
Showing 2 open-source alternatives
altchaaltcha-org/altcha
A self-hosted, privacy-first CAPTCHA alternative using proof-of-work to protect websites and APIs from spam without tracking.
2.3k115TypeScript
1 day ago
Securimagedapphp/securimage
A PHP class for generating and validating CAPTCHA images and audio with extensive customization options.
574197PHP
2 years agoCommunity-curated · Updated weekly · 100% open source
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