Base64 encode / decode

UTF-8 safe. Supports the URL-safe alphabet.

URL encode / decode

Percent-encode a query value, or decode an encoded URL.

Password generator

Uses your browser's cryptographic random generator.

UUID v4 generator

Random RFC 4122 version 4 identifiers.

Unix timestamp converter

Now:

Hash generator

SHA-1, SHA-256, SHA-384 and SHA-512 of UTF-8 text.

Text statistics & case converter