7 free tools
Formatters, minifiers and decoders that run entirely in your browser. Paste something in, get it back readable — nothing is uploaded, so you can safely put a production JWT or a config file through them.
Format, validate, and convert JSON to YAML, XML, or CSV.
validation & error detection · format & minify · convert to yaml/xml/csv
Generate and validate UUIDs v1-v5 with bulk generation.
multiple UUID versions · bulk generation (1-1000) · format conversion
Convert between Unix timestamps and human-readable dates.
timestamp ↔ date conversion · batch processing · detailed analysis
Decode and analyze JWT tokens with security insights.
decode & validate JWTs · security analysis · claims inspection
Minify or beautify HTML for faster page loading.
customizable options · beautify mode · validation
Minify or beautify CSS for smaller file sizes.
color optimization · beautify mode · customizable options
Minify or beautify JavaScript for faster page loading.
remove console logs · remove debugger · beautify mode