Various people have adapted the TooFatLardies' company-level rules I Ain't Been Shot, Mum (WW2) and Charlie Don't Surf (Vietnam) for other, more modern periods. There are also the official IABSM supplements B'Maso and Rock the Casbah covering, respectively, the winds of change wars in Africa between 1950 and 1990, and modern urban warfare in the Lebanese Civil War between 1970 and 2000.
Elsewhere in this section of the site, you'll find my own army lists for the Six Day War and Yom Kippur War (along with After Action Reports and a gallery of my figures), below you will find After Action Reports using IABSM or CDS to fight games from the wargames period encompassed by the word Moderns i.e. anything after about 1970.
1980's Cold War Europe
1982 Falklands Conflict
Clearing the Orange Groves by Jon Yuengling