2. Unix Trademark and Standards

• Common Unix Utilities in Single Unix Specification

• The Single UNIX Specification, Version 3

• FAQ about the Unix Trademark

• Caldera, owners of what used to be called SCO, now provide Source Licenses for Ancient Unixes

• CSRG - Ancient BSD Sources - Require the SCO License

• Test Tools - Unix-related Standards

• Download VSX-PCTS - POSIX Conformance Test Code

• Validation Services for FIPS 151-2 (POSIX)

• The Austin Common Standards Revision Group (New Unix Standard)

• The Open Group

  The often-maligned organization that holds trademark control for Unix and The X Window System, Motif, CDE, and other related technologies.