EPSON TM T20 II debug mode

indexed notebook

Memex — 2014 implementation from Vannevar Bush's 1945 proposal

PC Game Dynacom — ??

Reordable matrices and their diagonalisations matrices ordonables et leurs diagonalisations, 1960s

RATP radial button

Sketchpad — 1963

Ed text editor — 1973

Lotus Improv for NeXT — 1990

TOMB RAIDER I menu — 1996

LISP machines ~ 1970s

VisiCalc — 1979

UNIX operating system — 1969

Lotus 1-2-3 for Windows (PC MS-DOS) — 1991

Ability office suite for DOS ~ 1980s

PsychDOS, a text-mode desktop for DOS — 2019 source

Xanadu (windows XP implementation)

apple Hypercard — 1987

A Dialect of the ORCA Programming Language — 2024

Git for minecraft — 2026