.WBMP File Extension Reference
The .WBMP format is a specialized digital image specification utilizing raster or vector encoding for graphical assets. It maintains structured color palettes, coordinate bounding boxes, and compressed pixel arrays. Files with the .WBMP extension are categorized under Images and are widely utilized in modern computing environments for storing, rendering, and exchanging structured data. By verifying the header signature (49 49 2A 00) using forensic byte inspection tools, users can authenticate file integrity and rule out disguised executable payloads.
Quick Specification & Metadata
.WBMP
Images
image/vnd.wap.wbmp
WAP Forum
N/A
Proprietary / Patent Licensed
Binary Header Data
1 MB - 25 MB
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What is a .WBMP File? (Technical Definition & Architecture)
The .WBMP format is a specialized digital image specification utilizing raster or vector encoding for graphical assets. It maintains structured color palettes, coordinate bounding boxes, and compressed pixel arrays. Files with the .WBMP extension are categorized under Images and are widely utilized in modern computing environments for storing, rendering, and exchanging structured data. By verifying the header signature (49 49 2A 00) using forensic byte inspection tools, users can authenticate file integrity and rule out disguised executable payloads.
Optimized raster or vector algorithms designed for digital rendering and photo encoding.
Encapsulates color matrices preserving natural contrast and tonal distribution.
Enables layered compositing, icon cutouts, and transparent website assets.
WBMP Binary Structure & Header Specifications
The .WBMP format organizes data into validated sequential or hierarchical byte structures. Inspecting the header offset reveals the magic byte sequence 49 49 2A 00.
- File Signature (Magic Bytes): 49 49 2A 00
- MIME Content-Type: image/vnd.wap.wbmp
- Payload Structure: Optimized data stream with metadata headers and checksum records.
- Safety Classification: Low Risk – WBMP files use uncompressed 1-bit pixel grids Files ending in .WBMP should always be inspected for valid magic bytes to verify they match legitimate Images specifications.
How to Open .WBMP Files on Windows, Mac & Android
- 1Primary Application: Double-click or open directly with GIMP.
- 2Alternative Software: Open using IrfanView.
- 3File Association: Right-click the file, select Open with > Choose another app, and check Always use this app.
- 1Native macOS Application: Open with GIMP.
- 2Quick Look Preview: Highlight the file in Finder and tap the Spacebar.
- 3Set Default App: Press Cmd + I, expand Open with, select your application, and click Change All.
- 1Compatible Mobile Apps: Download a dedicated viewer for .wbmp from the Google Play Store.
- 2Cloud Storage: Open through Google Drive, Dropbox, or OneDrive mobile apps.
- 3Online Browser Conversion: Use AnyFileX mobile browser tools to convert the file into universal PDF or image formats.
Convert .WBMP Files Online & Free
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Export .WBMP files to .PDF for universal cross-platform viewing, printing, and sharing.
.WBMP MIME Types & HTTP Server Headers
When serving .wbmp files over HTTP or configuring REST APIs, web servers must send the official IANA registered Content-Type headers:
| MIME Type Identifier | Standard Usage | File Extensions | Copy |
|---|---|---|---|
| image/vnd.wap.wbmp | Standard official MIME type for .wbmp files | .wbmp |
# Nginx mime.types
types {
image/vnd.wap.wbmp wbmp;
}
# Apache .htaccess
AddType image/vnd.wap.wbmp .wbmp.WBMP Magic Bytes & Hex File Signatures
In digital forensics and file signature analysis, authentic .wbmp files begin with a standardized magic byte sequence at byte offset 0x00 to verify file integrity and prevent extension spoofing:
Offset 0x0049 49 2A 00WBMPImages File Format.WBMP vs .JPG (Detailed Format Comparison)
| Feature Metric | .WBMP | .JPG | Advantage |
|---|---|---|---|
| Format Full Name | WBMP File Format | JPG File Format | Tie / Equal |
| Category | Images | Images | Tie / Equal |
| MIME Content-Type | image/vnd.wap.wbmp | image/jpeg | Tie / Equal |
| Binary Header (Magic Bytes) | 49 49 2A 00 | FF D8 FF | Tie / Equal |
| Typical Storage Footprint | 1 MB - 25 MB | 500 KB - 15 MB | Tie / Equal |
| Universal Native Support | High / OS Standard | High / OS Standard | Tie / Equal |
.WBMP Compatibility Matrix
Supported natively or through GIMP
Supported natively or via IrfanView
Supported via open-source tools and command line utilities
Accessible through compatible mobile viewers or cloud previewers
Supported through dedicated mobile apps or cloud viewers
Accessible via web browser applications and Chrome extensions
Recommended Software for .WBMP
GIMP
GIMP Team
IrfanView
Irfan Skiljan
XnView
Pierre-Emmanuel Gougelet (XnSoft)
Common Errors & Troubleshooting .WBMP Files
Security & Malware Risk Assessment
Can a .WBMP file carry viruses or malware?
WBMP files use uncompressed 1-bit pixel grids Files ending in .WBMP should always be inspected for valid magic bytes to verify they match legitimate Images specifications.
No active macro execution support
Safe to inspect with AnyFileX's browser sandbox
- •Verify file extension in OS File Explorer options ('Show known file extensions').
- •Verify magic bytes (49 49 2A 00) to ensure the file isn't a renamed executable.
- •Do not open .WBMP attachments received unexpectedly via email or instant messenger.
Preguntas frecuentes
Respuestas claras a las preguntas más habituales.
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