Letter: Z
- z88dk-1.6-10.al3: A Z80 cross compiler
- zabbix-1.1.6-1.al3: Open-source monitoring solution for your IT infrastructure
- zaptel-1.4.1-3.al3: Tools and libraries for using/configuring/monitoring Zapata telephony interfaces
- zasx-1.30-3.al3: Asteroid like game with powerups
- zeroinstall-injector-0.24-2.al3: The Zero Install Injector (0launch)
- zidrav-1.2.0-2.al3: Zorba's Incredible Data Repairer And Verifier
- zile-2.2.19-1.al3: Zile Is Lossy Emacs
- zope-2.9.6-2.al3: Web application server for flexible content management applications
- zvbi-0.2.22-2.al3: Raw VBI, Teletext and Closed Caption decoding library
- zynaddsubfx-2.2.1-13.al3: Real-time software synthesizer
- zziplib-0.13.47-1.al3: Lightweight library to easily extract data from zip files