Alternatives to Sblam! for all platforms with any license

  • reCAPTCHA icon

    reCAPTCHA

    reCAPTCHA is a free CAPTCHA service that helps to digitize books, newspapers and old time radio shows. About 200 million CAPTCHAs are solved by humans around the world every day. In each case, roughly ten seconds of human time are...

    Free Web / Cloud

    No features added Add a feature
  • UniqPin icon

    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 solution UniqPin make human identification comfortable to user...

    Free Personal Self-Hosted JavaScript PHP

    No features added Add a feature
  • Akismet icon

    Akismet

    A spam filtering program that is free for personal use and you have to pay for corporate usage.

    Free Personal Web / Cloud

    No features added Add a feature
  • Securimage

    Securimage is a script for generating complex images and CAPTCHA codes to protect forms from spam and abuse. It can be easily added into existing forms on your website to provide protection from spam bots. Securimage does everything...

    Open Source Web / Cloud

    No features added Add a feature
  • CleanTalk icon

    CleanTalk

    Spam protection plugins for Joomla, WordPress, phpBB3, IP.Board, vBulletin and etc. Protection without CAPTCHA.

    Commercial Web / Cloud

    No features added Add a feature
  • Keypic icon

    Keypic

    Keypic provides a series of Web Security solutions 1) Protection from web-spam without CAPTCHA Keypic helps boost site conversions & user loyalty • Prevent Comment Spam in blogs and forums. • Protect Online Polls. •...

    Freemium Web / Cloud

    No features added Add a feature
  • Mollom icon

    Mollom

    Mollom is a freemium web service to get rid of spam, unwanted content and fake users on your Drupal, Wordpress and Joomla site or blog.

    Freemium Web / Cloud

    No features added Add a feature
  • 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

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