The sound_english.dat and sound_english.fat files act as the primary audio archives for Far Cry 3, containing English dialogue and voiceovers within the Dunia engine. Users frequently access these files for modifying game language, replacing audio, or extracting voice lines, often utilizing tools like Gibbed's Dunia 2 Tools for unpacking. For more details, visit Steam Community.
Gibbed’s Dunia 2 Tools: The gold standard for unpacking and repacking Far Cry 3 files. RCO Editor: Often used for specific sound tweaks.
| Feature | PC | Xbox 360 | PS3 |
|--------------------------|-----------------------------|-----------------------------|-----------------------------|
| .dat extension | Yes | Yes (often split) | Yes (often split) |
| .fat format | Little-endian | Little-endian (Xbox) | Big-endian (PS3) |
| Audio codec | Ogg Vorbis | XMA2 | ATRAC9 or MP3 |
| Encryption | None | Slight XOR on some headers | Slight XOR on some headers |
| Endianness of .fat ints| LE | LE | BE (requires conversion) | The sound_english
Users typically interact with these files for two main reasons: language fixes audio extraction 1. Changing Game Language
This file contains the voiceover audio data for the game's English localization. It's a container file that stores the audio assets, including voice lines, sound effects, and music. Gibbed’s Dunia 2 Tools : The gold standard
Location: These files are typically found in the game's installation directory at:...\Far Cry 3\data_win32\. Common Uses for These Files
Can't change audio language, only english is available in Far Cry 3 Platform Differences | Feature | PC | Xbox
Many players who purchase Far Cry 3 from key reseller sites or international digital storefronts may receive a version of the game region-locked to another language (e.g., Russian or Polish). These versions often have the English audio files stripped out to save space or due to regional licensing.