GNU = Gnu is Not Unix
FSF = Free Software Foundation
FSF has released a lot of Unix-like software, which in many areas has become the defactor standard software on various Unix flavours. Many of these programs has been ported to VMS too.
Link to VMS page.
Please email suggestions about new topics and error reports to Arne Vajhøj (arne@vajhoej.dk)
VMS, OpenVMS, VAX, AXP, DECUS and Encompass are trademarks of HP.