JSON formatter & validator, Base64, URL encoder, HTML minifier, regex tester, UUID generator, and hashes.
Format, validate, prettify, minify, and inspect JSON in an interactive collapsible tree view with syntax error highlighting.
Open Tool →Encode and decode plain text or binary files to and from Base64 data with UTF-8 character support.
Open Tool →Encode special characters into percent-encoded URL parameters or decode URL strings into readable text.
Open Tool →Convert special characters like <, >, &, and " into HTML entities (<, >, &) and vice versa.
Open Tool →Minify HTML and CSS code by stripping unnecessary whitespace, comments, and empty lines to reduce payload size.
Open Tool →Test regular expressions in real time with visual match highlighting, capture groups, and flag toggles (g, i, m, s).
Open Tool →Generate cryptographically random UUID v4 identifiers in bulk (1-100) with custom format options.
Open Tool →Convert between Unix epoch timestamps (seconds & milliseconds) and human-readable UTC/Local dates.
Open Tool →