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Software · Utilities & files

UnCSO2

Extract Counter-Strike: Online 2 and Titanfall Online game files.

  • Completely free
  • Linux
  • Open source

At a glance

All of UnCSO2 is free: no feature is locked behind a paid plan, and its code is open.

Its licence (GPL-3.0) is a copyleft open source licence: you may use, study, modify and redistribute it, including commercially; modified versions must keep the same licence.

Strengths

  • Open source code
  • Commercial use allowed

About

A file data extractor for the video games Counter Strike: Online 2 and Titanfall Online. Aside from extracting files from Counter-Strike: Online 2's and Titanfall Online's proprietary archive format, PKG, UnCSO2 can: Explore and extract from individual PKG archives Explore and extract from entire game's filesystem (loads every PKG archive in their PKG index) Preview and/or extract individual file entries Decrypt Counter-Strike: Online 2 files with an .e* prepended in their extension Decompress Counter-Strike: Online 2 texture files UnCSO2 supports every Counter-Strike: Online 2 region's game data. Those regions are: South Korea, China, Taiwan and Japan.

Description from Flathub — AppStream (Flathub)

Sources and checks

  • Facts collected from Flathub (credit card, source code, publisher, licence, free status, platforms, commercial use, version) —
  • Last technical check: 8 November 2026
  • Description from Flathub — AppStream (Flathub)

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