Game Asset Tool

Devlog

• itch.io Patch Notes v2.3.0
  June 03, 2026 by SANCHEI

  Show the latest three compatible BepInEx Bleeding Edge artifacts as Latest , Previous and Fallback choices for manual Unity downgrade testing. Install BepInEx transactionally through a staging folder,... Continue reading
• itch.io Patch Notes v2.2.0
  June 02, 2026 by SANCHEI

  Preserve an explicitly selected or dropped directory instead of replacing it with a detected engine folder from one of its parents. Added experimental SPAK .dat container detection, streaming entry ex... Continue reading
• itch.io Patch Notes v2.1.0
  June 01, 2026 by SANCHEI

  Added unknown-format signature recovery for embedded PNG, JPEG, GIF, OGG, WAV and WebP assets while retaining a diagnostic report. Added GameMaker QOI and BZ2QOI texture-page conversion to PNG through... Continue reading
• itch.io Patch Notes v2.0.0
  June 01, 2026 by SANCHEI

  Split Java SVG preview rendering and Flash SWF image recovery out of the main WinForms class into dedicated modules. Removed duplicated standalone Unity tools, obsolete v1.3.4 source snapshots and unu... Continue reading
• itch.io Patch Notes v1.9.0
  May 31, 2026 by SANCHEI

  Added Java extraction modes: Images only , Images + SVG previews and All resources . Cache Java SVG preview hashes and reuse unchanged PNG previews on repeat runs without creating duplicate output fil... Continue reading
• itch.io Patch Notes v1.8.1
  May 31, 2026 by SANCHEI

  Changed Java extraction to keep image assets only instead of copying every loose res file or JAR entry. Preserve Java SVG originals and automatically render adjacent PNG previews. Embedded the officia... Continue reading
• itch.io Patch Notes v1.8.0
  May 31, 2026 by SANCHEI

  Accept individual supported files through window drag-and-drop and by dropping a file directly onto GameAssetTool.exe . Added loose Ren'Py detection and collection when a game has open resources inste... Continue reading
• itch.io Patch Notes v1.7.0
  May 30, 2026 by SANCHEI

  Accept a game-folder argument so dropping a folder onto GameAssetTool.exe opens the application with that path selected. Added WOLF RPG detection, loose Data copying and encrypted archive extraction t... Continue reading
• itch.io Patch Notes v1.6.1
  May 30, 2026 by SANCHEI

  Fixed Unity extraction by filtering unsupported objects before reading them and exporting meshes through UnityPy's OBJ API. Report Unity service objects and unavailable resources as skipped items inst... Continue reading
• itch.io Patch Notes v1.6.0
  May 30, 2026 by SANCHEI

  Reworked the main window around one Extract Assets action. Added contextual extraction settings for the detected engine. Kept Unity asset filters inside the contextual extraction card. Show RPG Maker... Continue reading
• itch.io Patch Notes v1.5.2
  May 30, 2026 by SANCHEI

  Removed recursive game-folder scanning from the first window display. Deferred startup folder auto-detection until after the UI is visible. Added fast marker-based detection for path changes and paren... Continue reading
• itch.io Patch Notes v1.5.1
  May 30, 2026 by SANCHEI

  Reduced the single-file EXE size by pruning runtime files unused by the embedded extractors. Replaced the heavy Unreal AES Python dependency with the built-in Windows bcrypt.dll API. Removed the upstr... Continue reading
• itch.io Patch Notes v1.5.0
  May 30, 2026 by SANCHEI

  Added Godot 3/4 PCK extraction for unencrypted format versions 1, 2 and 3. Added standard unencrypted KiriKiri XP3 extraction with compressed index and segment support. Added experimental Unreal .pak... Continue reading
• itch.io Patch Notes v1.4.0
  May 30, 2026 by SANCHEI

  Migrated the supported application to GameAssetTool.csproj . Added assembly version metadata, application icon and a single-file release build. Embedded Python, unrpa==2.3.0 , UnityPy==1.25.0 and Pyth... Continue reading
• itch.io Patch Notes v1.3.5
  May 30, 2026 by SANCHEI

  Preserved the previous RPG Maker and Ren'Py implementation under tools/legacy/ ... Continue reading
• itch.io Patch Notes v1.3.4
  April 15, 2026 by SANCHEI

  New Features VideoClip extraction (Unity) - Extract MP4 videos from .assets files Mesh extraction (Unity) - Export 3D models as OBJ files AudioClip extraction support - Reads from StreamedResource (.r... Continue reading
• itch.io Patch Notes v1.3.2
  April 15, 2026 by SANCHEI

  Bug Fixes No-key decryption fixed - Previous version (v1.3.1) failed to correctly reconstruct encryption key Now properly validates PNG by checking: PNG signature (bytes 0-7) IHDR chunk length (bytes... Continue reading
• Patch Notes v1.3.1
  April 14, 2026 by SANCHEI

  New Features No-key decryption for RPGMVP files Automatically reconstructs encryption key from .rpgmvp files Works when encryption key is not found in System.json Uses PNG file signature to recover 16... Continue reading

  
• Initial Release
  April 13, 2026 by SANCHEI

  Performance & Stability Fixed bundle skip confirmation - Previously ignored user's choice to skip bundles Memory optimization - Reduced RAM usage from 15GB to ~4GB on large games Fixed Python marker d... Continue reading