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Captchas don't have to be boringPricing:
- Open Source
#User Experience #Proxy Server #Tech 3 social mentions
Open-Source Alternatives to Metal Captcha
Product categories
Summary
The top open-source alternatives to Metal Captcha
are DOOM Captcha.
One of the criteria for ordering this list is the number of mentions that products have on reliable external sources.
You can suggest additional sources through the form here.
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If you think we've missed something, please suggest an alternative to Metal Captcha.
Please use the Feedback button if you think any of the listed products shouldn't be regarded as open-source.