Top 4 Open-Source Alternatives to Negative Captcha

Product categories

Bots Captcha Cyber Security Password Management Password Managers SPAM SPAM Protection Security Security & Privacy

Summary

The top open-source alternatives to Negative Captcha are mosparo, CyberSiara, and CleanTalk. 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.

mosparo Landing Page
1

mosparo

the modern spam protection
Pricing:
- Open Source
#SPAM Protection #Security #Captcha
CyberSiara Landing Page
2

CyberSiara

Leverage the complexity of the human eye to beat bots in a way no other CAPTCHA can. Keep your privacy. Secure your Site. Enhance your User Experience.
Pricing:
- Open Source
- Freemium
- Free Trial
- £15.0 / Monthly (Tier 1, up to 1,000 queries)
#Cyber Security #Captcha #Bots 1 user reviews
CleanTalk Landing Page
3

CleanTalk

Spam protection for WordPress, Joomla, Drupal, and any other websites
Pricing:
- Open Source
- Free Trial
- $12.0 / Annually
#SPAM Protection #Security #SPAM 6 social mentions
Lastpass Landing Page
4

Lastpass

LastPass is an online password manager and form filler that makes web browsing easier and more secure.
Pricing:
- Open Source
#Password Management #Password Managers #Security & Privacy 22 social mentions