List of some of the propriety software products procured by Defence Equipment and Support Information Systems and Services between February 2009 and July 2011:
Avira Anti-Virus
Becrypt Disk Protect
Becrypt USB Tokens
Becrypt Encryption Software
DeepSecure Mailguards
Digi Link Revelation
Hi-Soft Compliance software
McAfee Portal Shield Anti-Virus
Lightning Tools Scoil Squared
Compucat Integrity
Wiskey Guardian
McAfee Enterprise Agreement Anti-Virus
Lumension Sanctuary
DOORS Requirements Management Software
Risk Decisions Predict
Intergrate Keypaq Requirements Management Software
Strategic Thought ARM
Mindmanager
ORACLE Discoverer `
Sophos Licences
ORACLE OID Licenses
NeroPremium
ORACLE Siebel CRM Software


Partial list of open source software in use across the Ministry of Defence:
Red Hat Linux
Ingres
SUSE Enterprise Server
Apache Web Server
Apache Tomcat Web Server
MySQL Server
JBOSS Application Server
BIND
Open Fire XMPP Server
JBOSS ESB
Firefox
Open Office
Assorted Open Source tool kits for Microsoft applications
APP6a Military Symbology Generator