Monitorix is a system monitoring tool
Apache 2.4.x security, block known bad IP
Intellect Modeling Kit: assisting research, diagnostics, consulting
Open Source Client/Server Network Backup System
Full SMTP/Mail server Appliance in 5 minutes
Simple web server to forward received requests to real servers
micro web server
Apache LDAP Directory Manager
Open-source social network CMS and mobile apps.
Whonix is an Anonymous Operating System.
DBLX3 Relational Database System
Mature SGBD in Perl with a web interface
Fault tolerant, POSIX-compliant, network distributed filesystem
A fast cross-platform FTP client
TACACS+ server for network devices
Open Source PKI solutions
The open source grid computing solution