Browse free open source Security software and projects for Server Operating Systems and Linux below. Use the toggles on the left to filter open source Security software by OS, license, language, programming language, and project status.
A lightweight and easy-to-use password manager
Anti-Spam SMTP Proxy Server implements multiple spam filters
AWStats Log Analyzer
System for anonymous Web browsing
Tyrant SQL is a Havij based cross-platform. It's Sqlmap's gui version.