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JSON formatter, regex tester, hash generator, UUID generator, password generator, JWT decoder, Base64 encoder, markdown converter, and 15+ more developer utilities.
All 28 PDF conversions in one workspace — upload once, convert to any format
Showing all 10 tools
Format, validate, and minify JSON with syntax highlighting, error detection, and copy support.
Test regular expressions with live match highlighting, capture groups, and multi-flag support.
Generate strong random passwords with custom length, characters, and strength meter.
Decode JWT tokens and view header, payload, expiration, and all claims.
Generate single or bulk UUID v4 identifiers instantly with copy support.
Generate cryptographic hashes for any text — MD5, SHA-1, SHA-256, SHA-512.
Convert Unix timestamps to human-readable dates, ISO 8601 format, or vice versa.
Convert Markdown text to clean HTML instantly with live preview.
Compare two text blocks with a side-by-side unified diff view showing additions and deletions.
Parse cron expressions into human-readable schedules and see upcoming run times.
Your files stay private
Local tools process everything in your browser — nothing is ever uploaded. Server tools auto-delete files within 15 minutes of processing.