CSV BOM remover
Detect and remove a UTF-8 BOM from CSV text locally.
Runs in your browserEvery computation happens in your browser — your data never leaves this device.
CSV text
Fixed result
Text is processed locally only.
Enter CSV text to process
BOM removed: 0 · Bytes removed: 0
What this tool does
- Fix CSV text with a BOM.
- Remove a hidden leading marker from copied text.
- Inspect CSV encoding markers locally.
Example
Input
name,age
Output
name,age
Text only; no files are read or written.
Frequently asked questions
Are files handled?
No, only input text is processed.
What if there is no BOM?
The text is unchanged.
How many bytes is a UTF-8 BOM?
Three bytes.
Keywords：CSVBOM乱码encodinglocal