torch
torch
Prince of Persia: Original Trilogy

All editors are available for free (zero price; gratis).
For libre software, check the "FOSS" column of the table.

(alphabetical) Prince of Persia 1 PoP2 This program is:
Apple II DOS Game Boy Color Macintosh Mega Drive NES Sega Genesis SNES DOS for DOS for Windows for GNU/Linux FOSS
apoplexyNYNNNNNYYNYYY
leapopYNNNNNNNNNYYY
legbopNNYNNNNNNNYYY
lemdopNNNNYNYNNNYYY
NESPrincEdNNNNNYNNNNYNN
PoPMapNNNYNNNNNNNNN
POPMAPNYNNNNNNNYNNN
Pr1SnesLevEdNNNNNNNYNNYNY
Pr2LevEdNNNNNNNNYNYNY
PrincedNYNNNNNNNYPNY
Princedit*NYNNNNNNNYNNN
RoomShakerNYNNNNNNNNYNN
RoomShaker IINNNNNNNNYNYNN

*The first editor ever created, not including Mechner's own editor of which video footage is available.