Version 3.7 of Editroid is available. You can get it at Romhacking.net’s page for Editroid. Version 3.7 adds support for…
Category: General
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Automap Without The Map
I’ve been asked if there was a version of the Automap Plus patch without the automap. In other words, just…
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Editroid 3.6
A new version of Editroid has been released with some bug fixes (namely a bug that prevented certain screen-load code…
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Mountain Challenge by Trax
From Trax, the author of the Contra hack Revenge of the Red Falcon, comes an early Christmas present: a nifty…
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ASM Hack: Elevator to Same Level
Here is a nice, small hack that allows you to add an elevator to Metroid that, rather than bringing the…
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Editroid 3.5
Time to release a new version of my Metroid editor. This version allows you to add ASM to each screen…
Tags: 6502, asm, editroid, hacking, level editor, metroid, nes, Programming, rom, rom hacking, snarfblasm -
Metroid Hacking Resources
This is my attempt to collect and catalog useful resources for Metroid hacking. If anyone wants to make an addition,…
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FCEUX Debug File Format
Just in case anybody else ever needs to know the format for FCEUX’s debugger’s config files (.deb), here it is,…
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Editroid 3.0
Editroid 3.0 (beta) is ready and willing to satisfy all your Metroid hacking desires! You can download the editor or…
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Metroid: Wavy-Ice
I’ve decided to share my simple Wavy-Ice hack. It allows the player to combine the wave beam and ice beam…
About Me

snarf
Programmer
I mod NES games and I program in C#, TypeScript, and whatever else suits my fancy.
Find Me Elsewhere
You won’t find me on social media. I guess I’m a rebel. You might find me on one of these web forums or their associated discord servers.