Social Source Commons

Temporary e-mail address provider

Akismet is a spam management tool for your blog. When a new comment, trackback, or pingback comes to your site it is submitted to the Akismet web service which runs hundreds of tests on the comment and returns a thumbs up or thumbs down on whether or not it is spam.

The Ban and Unpublish module for Drupal makes it easier to clean up after registered spammers and other problem users by implementing a bulk operation that appears at Home > Administer > User management > Users. This module adds a single drop-down option to the list page that performs multiple banning/unpublishing steps in a single pass.

Evaluates organizational newsletters to ensure that they bypass Spam filters.

Mail server and collaboration platform for multiple operating systems.

milter-greylist is a stand-alone milter written in C that implements the greylist filtering method to block spam.

Free anti-spam plug-in for Outlook.

Temporary email addresses to trap spam.

Adds powerful Bayesian spam filtering to Mac e-mail clients.

Tweetblocker is a free resource for Twitter users and application developers. Using advanced filtering, they catalog and rank the top spammers on Twitter, allowing users to quickly and easily find spammers.

VaultletSuite 2 Go is privacy protecting software that installs on your hard drive or your thumb/USB drive. It uses Open Source 2048 bit RSA public key and 256 AES encryption, and provides easy-to-use (transparent) encrypted and controllable email and password protects important files.