BioNES
Version: 0.2/WIN
Website: N/A
File Size: 130 KB
Download: Here

fwNES
Version: 0.302/DOS
Website: fwnes.vintagegaming.com
File Size: 866 KB
Download: Here

Jnes
Version: 0.30a/WIN
Website: jnes.vintagegaming.com
File Size: 73 KB
Download: Here

Nesticle
Version: X.XX/DOS, 0.42/WIN
Website: bloodlust.zophar.net/NESticle/nes.html
File Size: 191 KB(DOS), 329 KB(WIN)
Download: DOS | WIN