The SemWare Editor was created in 2005-05.
Max Editor was created on 2010-03-01.
Sam - text editor - was created in 198#.
Ne - text editor - was created in 1993.
TECO - text editor - was created in 1962.
J - text editor - was created in 2003.
Night Editor was created on 1946-03-29.
TablEdit Tablature Editor was created in 1997.
Game Editor was created on 2003-02-07.
Joe's Own Editor was created in 0.
MS-DOS Editor was created in 1991-06.
Amaya - web editor - was created in 1996-07.
Editor purpose is the reason the editor wrote or created whatever he wrote or created. Maybe they did it to inform you or to educate you. i hope that helped a little at least :)