UnCSO2
Extract Counter-Strike: Online 2 and Titanfall Online game files
Harmony ✓ Verified
tf.harmony.UnCSO2A 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.
Screenshots
Observed history
| App | Change | Version | When ↑ |
|---|
No observed changes yet.
The initial import establishes a baseline. Future version changes will appear here.
Browse the app catalogue →Upstream releases
Release notes supplied by the developer. These dates are not Flathub package publication times.
2.1.19 Nov 2025
Now also packaged as Flatpak! Changes:
- support saving last index dir path
- fixed recent file list and made it also list directories
- fixed broken style of error banner (it had unreadable text)
- fixed blurry window icon on Linux
- support for Flatpak build on Linux (with fixes around its filesystem sandboxing)
- minor stylistic corrections here and there
- add MIME types to allow opening .pkg files or their folders in the app
- update to Qt 6.10 framework
2.1.09 Jan 2025
New Harmony release!
- fixed Titanfall Online support (notably no longer has problems with the infamous big shader file)
- upgraded to Qt 6
- fixed Linux AppImage



