You should ask questions like this on the game's forum - http://www.speedrun.com/oot/forum

From the rules for any%:

Emulator-specific rules: -You must use Project64 1.6 or 1.7. All other emulators and versions (such as Mupen64 and Project64 2.0+) are banned. -You must use the default settings for emulation. -Tricks and glitches exclusive to 1.0/1.1 cannot be used on emulator to save time.

When the first post is deleted but the other posts remain

#JustSpeedrunDotComThings Kappa

With Bizhawk you can play N64 games too.