Decomp Ledger

Statistics · data as of 20 Oct 2026

The state of game decompilation

Figures cover the projects in this ledger. Averages use measured projects only; unmeasured projects are counted in totals but never assumed to be at any percentage.

Projects tracked
163
Games covered
146
Platforms
16
Verified share
46%
Average measured code progress
61.9%
Median measured code progress
71.0%
Matching complete
44
Repositories pushed in the last 30 days
110

Distribution

By platform

  1. N6438 of 163, 16 verified
  2. GameCube25 of 163, 20 verified
  3. PC17 of 163, 0 verified
  4. Wii16 of 163, 13 verified
  5. GBA16 of 163, 8 verified
  6. PS212 of 163, 9 verified
  7. NDS9 of 163, 4 verified
  8. PS19 of 163, 4 verified
  9. GBC8 of 163, 0 verified
  10. SNES4 of 163, 0 verified
  11. Genesis3 of 163, 0 verified
  12. GB2 of 163, 0 verified
  13. Switch1 of 163, 1 verified
  14. 3DS1 of 163, 0 verified
  15. Dreamcast1 of 163, 0 verified
  16. Xbox1 of 163, 0 verified

Solid: verified. Hatched: unverified.

By status

  1. In progress85 of 163
  2. Matching complete44 of 163
  3. PC port available25 of 163
  4. Stalled6 of 163
  5. Archived3 of 163

By approach

  1. Matching decompilation116 of 163
  2. Non-matching decompilation7 of 163
  3. Matching disassembly15 of 163
  4. Static recompilation2 of 163
  5. Source port8 of 163
  6. Reverse-engineered source15 of 163

By toolchain

  1. MWCC (CodeWarrior)47 of 163
  2. Modern compilers24 of 163
  3. agbcc16 of 163
  4. IDO10 of 163
  5. RGBDS9 of 163
  6. PSY-Q (GCC)5 of 163
  7. MSVC4 of 163
  8. AS (Macroassembler)3 of 163
  9. GOAL / OpenGOAL2 of 163
  10. EE GCC1 of 163
  11. KMC GCC1 of 163
  12. N64Recomp1 of 163
  13. WLA-DX1 of 163

Over time

Average code progress of measured projects

Average measured code progress, month by monthCode progress went from 0.0% on 2022-08-28 to 61.9% on 2026-10-28.0%50%100%Aug 2022Sep 2023Sep 2024Oct 2025Oct 2026
Show the data as a table
Average measured code progress, month by month, last value of each month
MonthCodeData
Nov 20237.14%n/a
Dec 20237.17%n/a
Jan 202410.61%n/a
Feb 202410.79%n/a
Mar 202410.97%n/a
Apr 202412.88%n/a
May 202417.27%n/a
Jun 202411.76%n/a
Jul 202415.41%n/a
Aug 202422.76%n/a
Sep 202428.71%n/a
Oct 202431.30%n/a
Nov 202432.61%n/a
Dec 202431.37%n/a
Jan 202532.75%n/a
Feb 202534.04%n/a
Mar 202533.17%n/a
Apr 202534.64%n/a
May 202534.64%n/a
Jun 202535.26%n/a
Jul 202535.05%n/a
Aug 202535.83%n/a
Sep 202536.70%n/a
Oct 202538.27%n/a
Nov 202539.87%n/a
Dec 202540.94%n/a
Jan 202641.15%n/a
Feb 202641.52%n/a
Mar 202644.37%n/a
Apr 202645.70%n/a
May 202646.98%n/a
Jun 202647.74%n/a
Jul 202649.47%n/a
Aug 202651.37%n/a
Sep 202655.28%n/a
Oct 202661.88%n/a

Each month uses the latest value of every project measured by then; new projects enter the average when their history starts.

Projects reaching 100% matched code, by year

Projects reaching 100% matched code, by year2025: 3 projects; 2026: 16 projects32025162026

The year is the first day the project’s measured history shows 100% of code matched. 25 complete projects have no measured history and are not shown.

Most active in the last 30 days

  1. Ratchet & Clankrac1-decomp · PS2 · now 97.7%+90.22
  2. Crash Bandicoot: The Wrath of Cortexcrashwoc-decomp-ps2 · PS2 · now 81.7%+74.18
  3. Gran Turismo 4gt4-decomp · PS2 · now 83.5%+46.42
  4. Mario Strikers Chargedmscharged-decomp · Wii · now 100%+23.09
  5. Pokémon Battle Revolutionpbr-decomp · Wii · now 21.1%+18.71
  6. Kingdom Hearts 358/2 Dayskhdays-decomp · NDS · now 100%+15.87
  7. God Handgod-hand-decomp · PS2 · now 46.6%+14.83
  8. Serial Experiments Lainlain-psx-decompiled · PS1 · now 100%+14.18
  9. Conker's Bad Fur Dayconkers-bfd-decomp · N64 · now 28.7%+14.06
  10. Super Mario GalaxyPetari · Wii · now 100%+10.18

Gain in percentage points of matched code since 20 Sep 2026.

By platform, in detail

Projects, verification, completion and average progress by platform
PlatformProjectsVerifiedCompleteAvg. code
Super Nintendo Entertainment System400n/a
Nintendo 6438161377.8%
Nintendo GameCube2520967.1%
Wii1613233.6%
Nintendo Switch11020.3%
Game Boy202n/a
Game Boy Color805n/a
Game Boy Advance168667.4%
Nintendo DS94150.1%
Nintendo 3DS100n/a
Sega Genesis / Mega Drive303n/a
Dreamcast100n/a
PlayStation94392.8%
PlayStation 2129054.1%
Xbox100n/a
PC (Windows and DOS)1700n/a

Download the full data set as JSON or CSV (CC BY 4.0).