Free online converters

Converts a string into its hexadecimal byte representation.

Converts TOML to JSON in a side-by-side playground.

Converts new-format .xmind mind maps into clean Markdown that you can copy or download.

Exchange rate converter covering 32 currencies.

Batch converts images between formats, up to 50 files, with optional background removal.

Converts between metres, kilometres, feet and miles with a live result in the browser.

Switches images between JPG, PNG, WebP and GIF locally, with no uploads.

Converts text between ASCII, hex, binary, decimal and Base64.

Converts between CSV and JSON, handling TSV, semicolons and quoted fields, without leaving the browser.

Rewrites non-ASCII characters as Unicode escape sequences.

Turns hexadecimal byte strings into raw data.

Converts JSON into YAML.

Parses a date and time string and reports it in a chosen format and time zone.

Encodes data as Base32 text.

Encodes data using the Base58 alphabet used by Bitcoin-style addresses.

Converts data to binary digits.

Writes data out as hexadecimal bytes with a delimiter of your choice.

Converts text to Morse code with a chosen delimiter format.

Rewrites a date string from one format and time zone to another.

Converts YAML into JSON.

World clock with current times across the globe and a time converter.

Encodes text or files to Base64 and decodes Base64 strings.

Encodes data to Base64 and offers related converters for files and images.

Converts binary numbers to decimal and shows the positional steps.