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: 3
UML Profile for NIEM NIEM-UML™ 3.0 formal April 2017
VSIPL VSIPL® 1.5 formal August 2014
VSIPL++ VSIPL++ 1.3 formal August 2014