Colourized ASCII art at NASA using an IBM System/370 in 1981, via. Or… EBCDIC art?
“You didn’t know that Compuserve sold posters of ASCII Art in 1981 but now you do.” / Jason Scott
Half-tone style graphics from Argentina. Taken from the book Words & buildings: the art and practice of architectural graphics by Jock Kinneir, 1981.
Sammy the Sea Serpent for Atari 8-bit, 1981. Excellent text-mode story telling for kids, with minor interaction. Runs both data and audio from the cassette at the same time, according to atarimuseum.
Forests for the Future. Rolf Harder 1981, via
Sinclair ZX81 (1981) character set, via.