.PAC File Extension

PAC files exist as 6 different types. Please find information about each of them below.

Type 1: Proxy Auto-Config File

General Information

Title PAC File Extension
Extension .pac
Full Form Proxy Auto-Config File
File Type Configuration File
Developer Netscape
MIME Type application/x-ns-proxy-autoconfig

File Function

Primary Function Web browser proxy configuration
Additional Functions Load balancing, URL filtering
Features JavaScript-based, Dynamic

File Characteristics

Quality Depends on script
Supports Layers N/A
Supports Transparency N/A
Editable Yes

Use Cases

Web Browsing Yes
Network Administration Yes
Content Filtering Yes

Security and Practices

Security Risks Malicious redirection, Script vulnerabilities
Best Practices Validation, Regular updates

Historical/Version Information

Initial Release 1996
Latest Version N/A

Associated Types

Similar Extensions .js, .json, .conf

Software Compatibility

Software Usage Policy OS Compatibility
Google Chrome Free Windows, Mac, Linux, Android, iOS
Mozilla Firefox Free Windows, Mac, Linux, Android, iOS
Internet Explorer Free Windows
Safari Free Mac, iOS

Type 2: PAC Subtitles File

General Information

Title PAC Subtitles File Extension
Extension .pac
Full Form Subtitle File
File Type Text File
Developer Screen Subtitling Systems
MIME Type application/octet-stream

File Function

Primary Function Store subtitles
Additional Functions Time codes, Text formatting
Features Multi-language, Time-synced

File Characteristics

Quality Text-based
Supports Layers No
Supports Transparency N/A
Editable Yes

Use Cases

Film Subtitling Yes
Television Yes
DVD Authoring Yes

Security and Practices

Security Risks Low
Best Practices Regular backups, Version control

Historical/Version Information

Initial Release Varies
Latest Version Depends on software

Associated Types

Similar Extensions .srt, .sub, .idx

Software Compatibility

Software Usage Policy OS Compatibility
EZTitles Paid Windows
Subtitle Edit Free Windows
PAC Subtitle Workstation Paid

Type 3: Hedgehog Engine 3D Model

General Information

Title PAC File Extension
Extension .pac
Full Form Hedgehog Engine 3D Model Package
File Type Game Asset File
Developer Sonic Team
MIME Type application/octet-stream

File Function

Primary Function Store 3D models
Additional Functions Contain textures, animations
Features Game development, Archival

File Characteristics

Quality High, Game-ready
Supports Layers Yes
Supports Transparency Yes
Editable With tools

Use Cases

Video Games Yes
Modding Yes
Asset Sharing Yes

Security and Practices

Security Risks Malware injection
Best Practices Scan for viruses, Use trusted sources

Historical/Version Information

Initial Release 2008
Latest Version With latest game release

Associated Types

Similar Extensions .gvm, .bin, .pvm

Software Compatibility

Software Usage Policy OS Compatibility
Sonic Generations Paid Windows
Sonic Forces Paid Windows
Modding Tools Free Varies

Type 4: SBStudio II Song File

The PAC audio file is related to SBStudio II. SBStudio is a music tracker for MS-DOS. Unfortunately, SBStudio II is no longer supported. There is no download link. Category: Audio file. File type: SBS...

General Information

Title PAC File Extension
Extension .pac
Full Form SBStudio II Song File
File Type Audio File
Developer SBStudio
MIME Type application/octet-stream

File Function

Primary Function Store audio
Additional Functions Contain song data
Features Proprietary format, Multi-track

File Characteristics

Quality Depends on composition
Supports Layers Yes
Supports Transparency N/A
Editable Yes, with compatible software

Use Cases

Music Production Yes
Game Development Possible
Sound Design Yes

Security and Practices

Security Risks Low
Best Practices Regular backups, Use trusted software

Historical/Version Information

Initial Release Unknown
Latest Version SBStudio II version (last known)

Associated Types

Related Extensions .mid, .sng, .rmi

Software Compatibility

Software Usage Policy OS Compatibility
SBStudio II Unknown DOS

Type 5: STAD Graphic File

Learn about PAC file extension. Open .pac file type with software programs. Known issues and free PAC file format online tools and apps. We have free online .PAC (STAD Graphic File) apps. Apps allow ...

General Information

Title PAC File Extension
Extension .pac
Full Form STAD Graphic File
File Type Graphic File
Developer Unknown
MIME Type application/octet-stream

File Function

Primary Function Store graphics
Additional Functions Game resource data
Features Binary format

File Characteristics

Quality Game dependent
Supports Layers No
Supports Transparency Possible
Editable With appropriate tools

Use Cases

Video Games Yes
Game Modding Yes
Graphic Design Limited

Security and Practices

Security Risks Low unless modified
Best Practices Verify source

Historical/Version Information

Initial Release N/A
Latest Version N/A

Associated Types

Similar Extensions .bmp, .png, .jpg

Software Compatibility

Software Usage Policy OS Compatibility
STAD N/A N/A
File Viewer Programs May vary May vary

Type 6: WWE 2K Game Data Archive

General Information

Title PAC File Extension
Extension .pac
Full Form WWE 2K Game Data Archive
File Type Game Data Archive
Developer 2K Sports
MIME Type application/octet-stream

File Function

Primary Function Store game data
Additional Functions Organize assets, Streamline loading
Features Binary format, Compressed

File Characteristics

Quality High-resolution, Optimized
Supports Layers N/A
Supports Transparency N/A
Editable With tools

Use Cases

Game Modding Yes
Game Development By developer
Data Archiving Yes

Security and Practices

Security Risks Malicious injection
Best Practices Scan files, Use trusted sources

Historical/Version Information

Initial Release WWE 2K series debut
Latest Version Aligned with game updates

Associated Types

Similar Extensions .iff, .arc

Software Compatibility

Software Usage Policy OS Compatibility
2K Sports Tools Proprietary Windows
Modding Community Tools Free, Community-developed Windows