Xtool Library By Razor12911 May 2026

for %%i in (*.pak) do (precomp.exe -v -c "%%i" && xtool.exe c -m5 "%%i.pcf" "%%i.xt") To give you a quantitative idea, here are benchmarks from a 2024 test on an Intel i7-12700K, 32GB RAM, compressing a 5GB folder of mixed game assets (textures, audio, and binaries).

xtool.exe d "game.xt" -o"C:\Games\MyGame" Use a batch script to loop through all .pak files: Xtool Library By Razor12911

| Tool | Compressed Size | Compression Time | Decompression Time | RAM Use (Decode) | | :--- | :--- | :--- | :--- | :--- | | | 2.9 GB | 12 min | 4 min | 512 MB | | FreeArc (Arc, -mx) | 2.7 GB | 9 min | 5 min | 256 MB | | Zstandard (zstd, -19) | 3.1 GB | 3 min | 1 min | 64 MB | | Xtool (Precomp + XMEM -m5) | 2.1 GB | 28 min | 6 min | 1.2 GB | for %%i in (*