How are multi-byte characters handled?

Text is encoded as UTF-8 bytes first, so emoji and accented characters produce multiple binary/octal groups.

What if my binary/octal input has a bad value?

You'll see a clear error naming the invalid group so you can fix it.

Yes, bytes are processed left to right in UTF-8 encoding order.

Convert text to binary or octal codes and back.

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Base

01001000 01100101 01101100 01101100 01101111

Convert plain text into binary or octal byte codes, or decode binary/octal codes back into readable text, based on UTF-8 encoding.

Text to binary

Hi

Output

01001000 01101001

Converters

Convert between base64/data URI text and image previews.

Converters

Convert between CSV and JSON with delimiter and header options.

Converters

Convert CSV into a Markdown or HTML table with alignment options.

Converters

Generate SQL INSERT statements from CSV data.

Converters

Convert CSV data into well-formed XML with custom tag names.

Converters

Convert bytes, KB/MB/GB/TB with binary (KiB/MiB) or decimal units.

Version 1.0.0 · Updated 2026-08-06 · Runs entirely in your browser