Commodore 64 music software in PETSCII: Censor Ed (1990), Tunesmith (1998), Hermit 3-SID Tracker (2008), Magic Drums (1988), System 6581 (1990), The Tracker (1998).
Various blue music software for DOS: Composer 669 (1992), Multitracker (1993), HSC Tracker (1994), Surprise Adlib Tracker (1995).
Text-mode music software: Plebtracker (Linux, 2018) and Looper (Windows). h/t: bitnibblebyte
