The "acronym" link navigates to the latest version of the specification, this link changes whenever a new version of the specification is published.
The "Version" link navigates to the specific version.

Name Acronym Version Status Publication Date
Total: 7
Command and Control Message Specification C2MS 1.2.1 formal September 2026
CubeSat System Reference Model Profile CSRM 1.1 formal September 2025
Ground Data Delivery Interface GDDI 1.0 formal July 2026
Ground Equipment Monitoring Service GEMS™ 1.7 beta beta August 2026
Satellite Operations Language Metamodel SOLM™ 1.2 formal December 2025
XML Telemetric & Command Exchange Format XTCE™ 1.3 formal July 2025
XTCE US Govt Satellite Conformance Profile XUSP™ 1.0 formal May 2015