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Parses a JSON string and outputs it with human-readable indentation, making nested objects and arrays easy to inspect and validate.

Indents and prettifies raw HTML markup, normalizing tag nesting and attribute spacing so markup is easier to read and diff.

Builds a secure random password with configurable length, uppercase, digits, and symbols to meet most site complexity requirements.

Counts words, characters, sentences, and paragraphs in any pasted text and estimates reading time.

Compresses CSS by removing comments and whitespace, outputting a single-line stylesheet that cuts page-load byte count.

Converts Unix timestamps to human-readable date-time strings and back, supporting seconds, milliseconds, and multiple timezone outputs.

Converts any plain text or string input into Base64-encoded output, ready for embedding in JSON, emails, or data URIs.

Generates a downloadable QR code from a URL, text, email, or phone number with adjustable size and color.