b30

.b30B30 Bitmap

Unknown/Proprietary · Unknown

Developer
Unknown/Proprietary
Category
Images
MIME Type
image/x-b30
First Released
Unknown
Open Format
No
File Signature
Not publicly documented, likely varies or is application-specific.
At a Glance
.b30
B30 Bitmap

The .b30 file format is a proprietary bitmap image format, typically used by specialized or older software, and not widely supported by standard image viewers.

Reviewed on July 23, 2026
Compression
Varies (likely Binary, potentially compressed)
Transparency
No
Editability
Low
Best for
Niche application compatibility

Key Features

  • Stores raster image data.
  • Proprietary format, limiting broad compatibility.
  • Typically associated with specific, often older, software.
  • Binary file structure.

Best For

  • Internal use within its native application.
  • Situations where no other format is supported by the originating software.
  • Archival of images that cannot be converted from their original source.

Less Ideal For

  • Web display due to lack of browser support.
  • Cross-platform compatibility and sharing.
  • Professional graphic design workflows.
  • General image editing and manipulation.

Common Use Cases

  • Displaying graphics within specific legacy applications.
  • Storing textures or UI elements for particular game engines.
  • Archiving images created by niche design or utility software.

How to Open It

  1. Identify the software that originally created or uses the .b30 file.
  2. Attempt to open the file using that specific application.
  3. If the original software is unavailable, try image conversion tools that support a wide range of formats, though success is not guaranteed.
  4. Consider using a hex editor to examine the file's structure if advanced analysis is required.

What is a .b30 file?

The B30 Bitmap is a proprietary image file format, often associated with older software or specific applications. Its primary function is to store raster image data. Due to its proprietary nature, it may not be widely supported by modern image editing software, limiting its use in general graphic design or web development. Information regarding its exact specifications, history, or developer is scarce, suggesting it was likely developed for a niche purpose or a closed ecosystem. If you encounter a .b30 file, it's advisable to identify the originating software for the best chances of opening and converting it.

Programs That Open .b30 Files

PlatformProgram

How to Convert .b30 Files

FormatMethod
.PNGImageMagick (command line), XnConvert (GUI)
.JPGImageMagick (command line), XnConvert (GUI)

Common Problems with .b30 Files

⚠️ The .b30 file cannot be opened by standard image viewers.
Identify the specific software that created the .b30 file and use it to open the image. If the original software is unknown or unavailable, attempt conversion using advanced image tools like ImageMagick or XnConvert, though support for this obscure format may be limited.
⚠️ Information about the .b30 format is scarce.
Due to its proprietary and often niche nature, detailed documentation is unlikely to be publicly available. Focus on finding the originating application or using conversion software that has broad format support.

Frequently Asked Questions

What is a .b30 file?

A .b30 file is a proprietary bitmap image format, typically associated with specific or older software applications rather than general-purpose image viewing.

Can I open .b30 files on any computer?

Not easily. Standard image viewers like Windows Photos or Preview on macOS likely won't support .b30 files. You'll need specific software or a converter that recognizes this proprietary format.

How can I convert a .b30 file to a more common format like PNG or JPG?

You can try using command-line tools like ImageMagick or cross-platform GUI converters such as XnConvert. Success depends on whether these tools have implemented support for the specific .b30 variant.

Technical Details

The .b30 format is a raster image format, meaning it stores image data as a grid of pixels. It is known to be a binary format, but specific details about its internal structure, color depth support, compression methods (if any), or header information are not publicly documented. This lack of standardization makes it difficult to interpret without the original application that created or utilizes it.

Did You Know?

The scarcity of information about .b30 files suggests it might be a legacy format tied to a particular operating system or a specific piece of hardware.
Proprietary image formats like .b30 often arise when software developers need custom image solutions that aren't met by existing standards.

Security Information

As with any file, exercise caution when opening .b30 files from unknown sources, as they could potentially contain malicious code, though image files are generally less common vectors for malware than executables.

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