# ct-recomp: statically recompiling Chrono Trigger

> ct-recomp statically translates Chrono Trigger US 1.0's 65816 routines into C and runs them with a C runtime, interpreter fallback and SDL2 front end. Its tools compare memory, images and instruction traces with Mesen 2. The author reports 1,414 of 2,036 known functions compiled to C.

- Type: Case study
- Targets: Game
- Category: Independent reconstruction cases
- Relationship: Independent reconstruction project
- Sources reviewed: 2026-11-09
- Added to the catalog: 2026-11-09
- Original resource: <https://github.com/ThisIsAkill/ct-recomp>
- Primary source: <https://github.com/ThisIsAkill/ct-recomp/blob/a6b49257e527d1f219ce6466075b5e035dd8e5f2/README.md>
- Catalog page: <https://awesomerea.org/resources/ct-recomp-case/>
- Record JSON: <https://awesomerea.org/resources/ct-recomp-case/record.json>
- Chinese version: [简体中文](https://awesomerea.org/zh/resources/ct-recomp-case/index.md)

## Requirements & limits

- **Prerequisites:** Requires a user-supplied, headerless Chrono Trigger US 1.0 ROM for the game build.
- **Prerequisites:** Requires CMake 3.20+, a C11 compiler and Python 3.11+; SDL2 is needed for the graphical front end.
- **Limits:** The author reports 1,414 of 2,036 known functions recompiled; the remainder uses the interpreter.
- **License:** MIT licence.

## Primary sources

1. <https://github.com/ThisIsAkill/ct-recomp/blob/a6b49257e527d1f219ce6466075b5e035dd8e5f2/README.md>
2. <https://github.com/ThisIsAkill/ct-recomp/blob/a6b49257e527d1f219ce6466075b5e035dd8e5f2/game/ct/PROGRESS.md>

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## 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.