Generate cryptographically secure RFC 4122 compliant UUIDs in bulk with custom casing, hyphens, and wrapper formats.
Paste any UUID to check RFC 4122 compliance, version number, and structure.
Format, beautify, inspect, and validate JSON payloads instantly.
Encode and decode UTF-8 strings and files to/from Base64 safely.
Compare two text snippets with side-by-side highlighting.
Generate high-entropy passwords with custom length and symbols.
Explore all 36 free calculators, converters, and web micro-tools.