WB1 (.wb1)

.wb1 file signature | application/x-quattro-pro;version=1+5

Safe

Magic Bytes

Offset 0


              00 00 02 00 01 10

Sources: Apache Tika

Extension

.wb1

MIME Type

application/x-quattro-pro;version=1+5

Byte Offset

Risk Level

Safe

Validation Code

How to validate .wb1 files in Python

Python

def is_wb1(file_path: str) -> bool:
    """Check if file is a valid WB1 by magic bytes."""
    signature = bytes([0x00, 0x00, 0x02, 0x00, 0x01, 0x10])
    with open(file_path, "rb") as f:
        return f.read(6) == signature

How to validate .wb1 files in Node.js

Node.js

function isWB1(buffer: Buffer): boolean {
  const signature = Buffer.from([0x00, 0x00, 0x02, 0x00, 0x01, 0x10]);
  return buffer.subarray(0, 6).equals(signature);
}

How to validate .wb1 files in Go

func IsWB1(data []byte) bool {
    signature := []byte{0x00, 0x00, 0x02, 0x00, 0x01, 0x10}
    if len(data) < 6 {
        return false
    }
    return bytes.Equal(data[:6], signature)
}

API Endpoint

GET /api/v1/wb1


              curl https://filesignature.org/api/v1/wb1

See the full API documentation for all endpoints and parameters.

Frequently Asked Questions

What is a .wb1 file?

A .wb1 file is a WB1 file.

What are the magic bytes for .wb1 files?

The magic bytes for WB1 files are 00 00 02 00 01 10 at byte offset 0. These bytes uniquely identify the file format regardless of the file extension.

How do I validate a .wb1 file?

To validate a .wb1 file, read the first bytes of the file and compare them against the known magic bytes (00 00 02 00 01 10) at offset 0. This is more reliable than checking the file extension alone, as extensions can be renamed.

What is the MIME type for .wb1 files?

The primary MIME type for .wb1 files is application/x-quattro-pro;version=1+5.

Is it safe to open .wb1 files?

WB1 (.wb1) files are generally safe to open. They are classified as low risk because they primarily contain data rather than executable code. However, always ensure files come from a trusted source.