New here and want to start doing some runs. Noticed that some of these are done with an emulator. What is the best emulator to use to have a valid time? Thanks.

Anyone emu, you need start live split in your first frame character. My English is best Kappa.

General rules for speedrunning NES games https://goo.gl/pYN6AR

Check the rules per game, some of them don't allow RetroArch, I found out that the hard way lol (at least i didn't have good runs rejected!)