# NTRDisasm: documenting NTR 2.0 custom firmware

> NTRDisasm investigates the NTR 2.0 custom firmware for Nintendo N3DS. Its assembly listing and IDA script support study of code injection, hooks, in-game menus, service handles, debugger components, and privileged ARM11 calls.

- Type: Case study
- Targets: Firmware
- Category: Independent reconstruction cases
- Relationship: Independent reconstruction project
- Sources reviewed: 2026-11-06
- Added to the catalog: 2026-11-09
- Original resource: <https://github.com/patois/NTRDisasm>
- Primary source: <https://github.com/patois/NTRDisasm/blob/2c42c442de70d65ed2f86442bb4e3ac7d104fae9/README>
- Catalog page: <https://awesomerea.org/resources/ntrdisasm-case/>
- Record JSON: <https://awesomerea.org/resources/ntrdisasm-case/record.json>
- Chinese version: [简体中文](https://awesomerea.org/zh/resources/ntrdisasm-case/index.md)

## Requirements & limits

- **Limits:** The investigation is a work in progress.
- **License:** No licence file in the repository.

## Primary sources

1. <https://github.com/patois/NTRDisasm/blob/2c42c442de70d65ed2f86442bb4e3ac7d104fae9/README>

## More in Firmware and hardware

- [NanoBoyAdvance: cycle-level Game Boy Advance hardware emulation](https://awesomerea.org/resources/nanoboyadvance-gba-emulation-case/index.md) · Case study
- [Open Steam Controller: reverse-engineered Steam Controller firmware](https://awesomerea.org/resources/open-steam-controller-firmware-case/index.md) · Case study
- [open-desk-lamp-firmware: replacement firmware for the Xiaomi desk lamp](https://awesomerea.org/resources/xiaomi-desk-lamp-open-firmware-case/index.md) · Case study
- [EchoPod: replacement firmware for the Snowsky Echo Mini 8 GB](https://awesomerea.org/resources/echopod-echo-mini-firmware-case/index.md) · Case study
- [GLaBIOS: a scratch-built 8K ROM BIOS](https://awesomerea.org/resources/glabios-rom-bios-case/index.md) · Case study
- [TC66 custom firmware: a replacement image for the RuiDeng USB-C meter](https://awesomerea.org/resources/tc66-meter-firmware-case/index.md) · Case study

## About this entry

The description was reviewed against primary sources.
Original editorial content: MIT. Linked projects, papers and assets retain their own rights and licenses.