List of SNES ROM hacking tools

General

ASM patchers

• Asar
• bass
• xkas (legacy, but very known)

Binary patchers

• FLIPS (.bps, .ips) -- Windows binary: https://sneslab.net/tools/floating.zip
• Lunar IPS (.ips)

Emulators

• bsnes
• Snes9x
• ZSNES (inaccurate, but fast and used to be very popular)

Emulators/Debuggers

• bsnes-plus
• Mesen

SMW Hacking

Editors

• Lunar Magic

Inserters

• UberASM Tool
• PIXI
• GIEPY
• AddmusicK

Converters

• SPCtoMML
• SnesGFX

YI Hacking

Editors

• Golden Egg

Inserters

• AddmusicY