Everything in the catalog

Converts temperatures between Celsius, Fahrenheit, Kelvin, Rankine, Delisle, Newton, Reaumur and Romer.

Compares two blocks of text and highlights the differences between them.

Locks text with a passphrase using a symmetric cipher of your pick (AES, TripleDES, Rabbit, RC4) and reverses it.

Counts characters, words, lines and byte size of a piece of text.

Turns each character of a string into 8-bit binary digits and can reverse the process.

Spells out each letter of your text as its phonetic code word, for dictating over a poor connection.

Converts text to Unicode code points and code points back to text.

Generates a random string from the character sets you pick: upper, lower, digits and symbols.

Percent-encodes text for use in URLs and decodes percent-encoded strings.

Splits a URL into protocol, host, port, path, query parameters and credentials.

Breaks a user-agent string into browser, engine, operating system, CPU and device.

Generates UUIDs in bulk and in the common versions.

Makes a QR code that lets phones join a WiFi network without typing the password.

Re-indents XML into a readable layout.

Reformats YAML into a clean, readable layout.

Converts YAML to JSON with a live two-pane view.

Builds waveforms from harmonics and shows the series approximation to a drawn shape.

Parses JSON and writes it out as TOML.

Converts a JSON document into XML.

Converts Markdown source into HTML markup.

Parses TOML and outputs JSON.

Parses TOML and outputs YAML.

Generates sortable ULID identifiers in bulk.

Converts an XML document into JSON.