Handy client-side developer utilities to convert data, inspect cron jobs, format code, and generate cryptographic identifiers instantly.
Handy client-side developer utilities to convert data, inspect cron jobs, format code, and generate cryptographic identifiers instantly.
JSON to YAML Converter
Two-way instant conversion between JSON and YAML. Validates syntax with line error markers, indentation control, and file download.
Base64 Encoder / Decoder
Encode text and files to Base64, or decode Base64 strings back to readable UTF-8 text or binary files. URL-safe mode supported.
Cron Expression Parser & Generator
Translate 5-part cron syntax into plain human English, inspect the next 5 upcoming executions, or build valid cron schedules interactively.
UUID Generator
Generate cryptographically random UUID v4 identifiers in bulk. Customize casing, hyphens, and curly braces with 1-click batch export.
Hash Generator (MD5, SHA-1, SHA-256, SHA-512)
Compute cryptographic checksums and hashes of any string using native Web Crypto. Generates MD5, SHA-1, SHA-256, and SHA-512 in real time.
Code Minifier (JS, CSS, HTML)
Minify JavaScript, CSS, and HTML source code online. Strips comments and extraneous whitespace, and calculates bytes and percentage saved.
100% Client-Side Privacy: All tools process data locally in your web browser. No inputs or generated outputs are ever transmitted or stored on any server.