| | Altcha – Free, open-source Captcha alternative (altcha.org) |
| 2 points by retropragma 3 months ago | past | 1 comment |
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| | Altcha – Next-Gen Captcha and Spam Protection (altcha.org) |
| 2 points by todsacerdoti 11 months ago | past | 1 comment |
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| | Altcha – privacy-friendly captcha alternative (altcha.org) |
| 2 points by jodersky on Feb 13, 2025 | past |
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| | Altcha – free, open-source Captcha alternative (altcha.org) |
| 5 points by kaathewise on Oct 17, 2024 | past |
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