DGN
Huntsville (Intergraph), Class of '85
IGDS w/dual-screen InterAct - 1985 - 1987
McDonnel-Douglas GDS - 1987 - 1992 (whoops--not DGN, FGB!)
MicroStation 4.0, 1992 - 1995
MicroStation 5.0, 1995 - 1997
MicroStation 95, 1996 -1998
MicroStation SE, 1998 - 2000
MicroStation/J, 1999 - present
MicroStation V8 (8.1), 2004 - present
MicroStation V8 2004 Edition, 2006 - present
MicroStation V8 XM Edition (couple of months in 2008)
MicroStation V8i SELECTseries 1, 2009 - 2010
MicroStation V8i SELECTseries 2, 2010 - 2013
MicroStation V8i SELECTseries 3, 2013 - 2018
MicroStation V8i SELECTseries 4, 2018 - 2020
MicroStation V8i SELECTseries 10, 2021 - present
MicroStation Connect Edition, 2021 - present
InRoads 5.5 - 1995
InRoads 7.0 - 1996 - 1998
InRoads SelectCAD 8.4/8.5 - 2008 (dabbler)
InRoads V8i SelectSeries 2 8.11 - 2010 - 2012 (dabbler)
OpenBuildings Designer, Update 8, 2022 - present
DWG
AutoCAD 2000 - two weeks in 2002 -- that was enough.
Programming
VAX DCL - 1987 - 1992
User Command Language, 1992 - 1996
Microsoft QuickBASIC, 1992 - 1996
MicroSation BASIC, 1996 - 2001
Microsoft VBA, mostly for Excel, 2002 - present
Microsoft Visual Basic 4, 5, 6, 1996 - 2019 (RIP VB6...)
Microsoft Visual Studio 2019, 2020 - present (dabbler)
MicroStation VBA, 2001 - present