The NCSC distributes resources based on each version of the O*NET database:

 

Current Versions:

 

Supplemental Files: The National O*NET Center also develops a variety of crosswalk and other supplemental files.  Crosswalks link O*NET occupations to those used in other classifications, and to training programs.  Supplemental files contain information about O*NET occupations that are not included in the core database and are updated at intervals that differ from core database updates.  Our supplemental files page contains links to the current versions of these files.

 

Earlier Versions:

 

The National O*NET Center has published a history of updates to the O*NET database.  If you have questions about O*NET files available from the NCSC, feel free to contact the center by E-mail at This e-mail address is being protected from spam bots, you need JavaScript enabled to view it .