Decomp MMS

Nintendo 64 / Nintendo GameCube / Wii · 1998

The Legend of Zelda: Ocarina of Time

4 tracked projects; the furthest has 100% of code matched.

Developer
Nintendo EAD
Publisher
Nintendo
Released
1998
Series
The Legend of Zelda
Genre
Action-adventure
Also known as
Ocarina of Time, OoT, Zelda no Densetsu: Toki no Ocarina, Ship of Harkinian

oot

Matching completeVerified
100%Code matched

Source: progress badge endpoint, measured 20 Oct 2026.

Build-time check on 2026-10-20: public repository, progress measured from progress badge endpoint.

Platform
Nintendo 64
Approach
Matching decompilation
Status
Matching complete
Target build
NTSC, PAL, GameCube and iQue builds
Toolchain
IDO
Last commit
18 Oct 2026 (2 days ago)
Stars
5,608
Contributors
101
Website
zelda.deco.mp

Repositories

  • github.com/zeldaret/oot

    Decompilation of The Legend of Zelda: Ocarina of Time

    Stars
    5,608
    Last push
    18 Oct 2026
    Contributors
    101
    State
    Active

N64 C or C++ that compiles to the exact original machine code with the original compiler.

oot-gc

Matching completeVerified
100%Code matched
18.64%Data matched

Source: decomp.dev (ce-j), measured 24 May 2025.

oot-gc: code and data progress over timeCode progress went from 0.0% on 2024-09-04 to 100% on 2026-10-20.0%50%100%Sep 2024Mar 2025Sep 2025Apr 2026Oct 2026
Show the data as a table
oot-gc: code and data progress over time, last value of each month
MonthCodeData
Sep 202463.15%14.46%
Oct 202488.12%16.51%
Apr 202591.69%16.61%
May 2025100%18.64%
Oct 2026100%18.64%

Decompilation of the GameCube emulator that runs Ocarina of Time on the Collector’s Edition and Master Quest discs.

Build-time check on 2026-10-20: public repository, progress measured from decomp.dev (ce-j).

Platform
Nintendo GameCube
Approach
Matching decompilation
Status
Matching complete, since 22 May 2025
Toolchain
MWCC (CodeWarrior)
Licence
CC0-1.0
Last commit
24 May 2025 (1 year ago)
Stars
150
Contributors
6

Repositories

  • github.com/zeldaret/oot-gc

    Decompilation of the Gamecube Emulator for Ocarina of Time (JP-CE)

    Stars
    150
    Last push
    24 May 2025
    Contributors
    6
    State
    Active

GameCube C or C++ that compiles to the exact original machine code with the original compiler.

oot-vc

In progressVerified
66.71%Code matched
34.13%Data matched

Source: decomp.dev (oot-j), measured 6 Sep 2026.

oot-vc: code and data progress over timeCode progress went from 23.7% on 2025-05-02 to 66.7% on 2026-10-20.0%50%100%May 2025Sep 2025Jan 2026Jun 2026Oct 2026
Show the data as a table
oot-vc: code and data progress over time, last value of each month
MonthCodeData
May 202530.92%16.53%
Sep 202540.35%24.77%
Oct 202564.98%32.78%
Sep 202666.71%34.13%
Oct 202666.71%34.13%

Decompilation of the Wii Virtual Console emulator for Ocarina of Time.

Build-time check on 2026-10-20: public repository, progress measured from decomp.dev (oot-j).

Platform
Wii
Approach
Matching decompilation
Status
In progress
Toolchain
MWCC (CodeWarrior)
Last commit
6 Sep 2026 (1 month ago)
Stars
96
Contributors
7

Repositories

  • github.com/zeldaret/oot-vc

    Decompilation of the Wii Virtual Console Emulator for Ocarina of Time (JP)

    Stars
    96
    Last push
    6 Sep 2026
    Contributors
    7
    State
    Active

Wii C or C++ that compiles to the exact original machine code with the original compiler.

Ship of Harkinian

PC port availableUnverified

Progress is not measured for this project: no machine-readable progress source was found in its repository or on the public trackers. Listed from public claims or descriptions. Progress is not measured, or no editor has confirmed it yet. Treat figures and status as provisional.

Platform
Nintendo 64
Approach
Source port
Status
PC port available
Toolchain
Modern compilers
Last commit
19 Oct 2026 (yesterday)
Stars
5,682
Contributors
190

Repositories

N64 A native port built on top of a decompilation of the original game.

More on the Nintendo 64 and in the The Legend of Zelda series.