An advanced, yet simple, tunneling/pivoting tool
Merlin is a cross-platform post-exploitation HTTP/2 Command
Open source semantic search and text analytics for large document sets
Anti-Spam SMTP Proxy Server implements multiple spam filters
A high-level OpenPGP library
AWStats Log Analyzer
AS2 1.1 server implementation in Java
Add digital signatures to PDF documents - GUI and CLI, cross-platform
Wapiti is a web-application vulnerability scanner
UFONet - Denial of Service Toolkit
Strong Email & Apache Log Analysis with Active Security Features
The only tool/technique to punch holes through firewalls
Kubesploit is a cross-platform post-exploitation HTTP/2 Command
Centralized signing and verification
Full-featured C2 framework which silently persists on webserver
Multiple server/webapp vulnerability scanner
Apache module to prevent cross-site request forgery.
Java SSH API
GMR digital signature system
password safe / manager for linux and windows (and mac ?) via qt