Alternatives to reCAPTCHA for Self-hosting with any license

  • visualCaptcha

    A configurable captcha solution, focusing on accessibility & simplicity whilst maintaining security.

    • Discontinued As from Dec 26, 2016: Please note visualCaptcha is no longer actively developed. It still works and should continue to, but it won't be improved by the initial team anymore. ... Source: https://github.com/emotionLoop/visualCaptcha/blob/master/README.md

    Free Open Source Self-Hosted GitHub

    Accessibility Mobile friendly Add a feature

    visualCaptcha icon

  • phpformmailer

    Easy to use - Nothing stupid your visitors have to type before the form submits.

    Free Self-Hosted PHP

    No features added Add a feature

  • UniqPin

    UniqPin is a free for non-commercial use service which destiny improve ability of interfaces detect a human or a computer operate with it. Surpassing a CAPTCHA...

    Free Personal Self-Hosted JavaScript PHP

    No features added Add a feature

    UniqPin icon

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Web / Online

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