Top 8 Open-Source Alternatives to GeeTest CAPTCHA

Product categories

Anti-Spam Bots Captcha Cyber Security Monitoring Tools Network Scanning Network Security Online Services SPAM SPAM Protection Security Security & Privacy

Summary

The top open-source alternatives to GeeTest CAPTCHA are mosparo, CleanTalk, and CyberSiara. 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
CleanTalk Landing Page
2

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
CyberSiara Landing Page
3

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
DOOM Captcha Landing Page
4

DOOM Captcha

Captchas don't have to be boring
Pricing:
- Open Source
#User Experience #Proxy Server #Tech 3 social mentions
ALTCHA Landing Page
5

ALTCHA

ALTCHA is a free CAPTCHA alternative that uses a proof-of-work mechanism to protect your website, and online services from spam.
Pricing:
- Open Source
- Free
#Security & Privacy #SPAM Protection #Anti-Spam
Lastpass Landing Page
6

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
2captcha Landing Page
7

2captcha

2captcha is captcha bypassing software which offers various exciting tools and simple module that gives the fundamental outlook of the captcha.
Pricing:
- Open Source
- Paid
- $0.5 (per 1000 CAPTCHAs)
#Captcha #Web Application Security #Web Security 42 social mentions
Angry IP Scanner Landing Page
8

Angry IP Scanner

Open-source and cross-platform network scanner designed to be fast and simple to use
Pricing:
- Open Source
#Monitoring Tools #Network Scanning #Network Security 32 social mentions