Rust library and CLI to read and write Unreal Engine save files
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Updated
Apr 23, 2026 - Rust
Rust library and CLI to read and write Unreal Engine save files
Unreal Engine 4 save game converter
A save file editor for Railroads Online
Convert between Unreal Engine save files and JSON
Unreal Engine Gvas Format File Viewer
Convert Unreal Engine .sav files to JSON and vice versa. Written in JavaScript, runs entirely offline in your browser.
Unreal GVAS parsing to JSON and back again in Pure python
Browser save editor for LEGO Batman: Legacy of the Dark Knight — fix the "created on an updated version" error, unlock collectibles & characters, complete missions, or edit anything. 100% client-side, nothing uploaded.
Edits and updates Islands of Insight save game files to make your offline experience more fun.
Migrate Palworld co-op worlds to a dedicated server - reads the modern Oodle (PlM) saves that existing tools cannot open
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