PSB files exist as 2 different types. Please find information about each of them below.
Type 1: Photoshop Large Document Format
PSD is the only format, besides PSB, supporting all Photoshop features. Other Adobe applications can import PSD files, preserving many features. The PSB format supports all Photoshop features and fil...
General Information
| Title | PSB File Extension |
| Extension | .psb |
| Full Form | Photoshop Large Document Format |
| File Type | Image File |
| Developer | Adobe Systems |
| MIME Type | image/vnd.adobe.photoshop |
File Function
| Primary Function | Store large images |
| Additional Functions | Support high resolutions, large dimensions |
| Features | Layer support, 3D Imaging, High bit depths |
File Characteristics
| Quality | High resolution |
| Supports Layers | Yes |
| Supports Transparency | Yes |
| Editable | Yes |
Use Cases
| Graphic Design | Yes |
| Professional Photography | Yes |
| Large Banners | Yes |
| Architectural Drawings | Yes |
Security and Practices
| Security Risks | Embedded scripts |
| Best Practices | Regular updates, Trusted sources |
Historical/Version Information
| Initial Release | With Photoshop CS |
| Large Document Support | Photoshop CS2, 2005 |
Associated Types
| Similar Extensions | .psd, .tif, .jpg |
Software Compatibility
| Software | Usage Policy | OS Compatibility |
|---|---|---|
 Adobe Photoshop |
Subscription | Windows, Mac |
 GIMP |
Free | Windows, Mac, Linux |
Type 2: PowerDivX Subtitles File
General Information
| Title | PSB File Extension |
| Extension | .psb |
| Full Form | PowerDivX Subtitles File |
| File Type | Subtitle File |
| Developer | N/A |
| MIME Type | text/plain |
File Function
| Primary Function | Store subtitles |
| Additional Functions | Sync with video |
File Characteristics
| Quality | Text-based |
| Supports Layers | No |
| Supports Transparency | N/A |
| Editable | Yes |
Use Cases
| Video Playback | Yes |
| Accessibility | Yes |
Security and Practices
| Security Risks | Low |
| Best Practices | Validate format, Secure sources |
Historical/Version Information
| Initial Release | Unknown |
| Latest Version | N/A |
Associated Types
| Similar Extensions | .srt, .sub, .ass |
Software Compatibility
| Software | Usage Policy | OS Compatibility |
|---|---|---|
 PowerDivX |
Free | Windows |
| Media Players |
Varies | Varies |