PC version Fans have made a PC version. Some are still early, so read the project page first.
Fans took The Legend of Zelda A Link to the Past Companion apart and rebuilt it so it runs natively on a computer, often with widescreen, higher frame rates and mods. Here is the project we know about:
Native A Link to the Past for Windows with a guided launcher, smooth 1080p, controllers, MSU music, protected Treasure Shuffle and experimental eight-player Internet co-op.