UUID Generator
Generate standards-compliant UUID values in useful formats and batches.
In active developmentDeveloper tools directory
Use production-ready tools now and preview the focused set coming next. The broader roadmap stays behind the scenes until each tool is ready.
12 tools match your filters
Format, validate, inspect, and export JSON locally.
/json-formatterFormat and minify SQL locally with dialect-aware options.
/sql-prettifierDecode JWT headers, payloads, claims, and timestamps locally.
/jwt-decoderEncode and decode Base64 and Base64URL text in your browser.
/base64-encoder-decoderTest patterns, capture groups, flags, and multiple values locally.
/regex-testerGenerate standards-compliant UUID values in useful formats and batches.
In active developmentEncode and decode URL components and query-string values.
In active developmentConvert Unix timestamps to readable dates and dates back to epoch time.
In active developmentRemove unnecessary JSON whitespace for compact payloads.
In active developmentCompare two JSON documents and inspect structural differences.
In active developmentGenerate MD5, SHA-1, SHA-256, and SHA-512 hashes locally.
In active developmentGenerate strong random passwords with configurable rules.
In active development