UTF-8 BOM Stripper / Adder
Detect, strip, or add the UTF-8 byte-order mark (EF BB BF) to text files.
BOM is present— first bytes: EF BB BF
Without BOM
id,name,email 1,Alice,alice@example.com 2,Bob,bob@example.com
With BOM
id,name,email 1,Alice,alice@example.com 2,Bob,bob@example.com
What's a BOM?
A Byte Order Mark — the three-byte sequence EF BB BF at the start of a UTF-8 file. Windows tools often add it; almost everything else either ignores or chokes on it. Showing up as a stray at the start of your file? That's a BOM rendered as latin-1.
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