Developer tools

Formatters, encoders, converters and generators.

• JSON Formatter — Format, validate and minify JSON.
• YAML ⇄ JSON — Convert between YAML and JSON.
• CSV ⇄ JSON — Convert CSV to JSON and back, with quoted-field support.
• SQL Formatter — Beautify SQL for MySQL, PostgreSQL, SQL Server and more.
• Base64 Encode / Decode — Encode or decode Base64 text (UTF-8 safe).
• URL Encode / Decode — Percent-encode or decode URLs and query strings.
• JWT Decoder — Inspect a JSON Web Token header, payload and expiry.
• HTML Entity Encode / Decode — Escape or unescape HTML special characters.
• String Escape / Unescape — Escape strings for JSON, JavaScript, regex, SQL or Unicode.
• Regex Tester — Test JavaScript regular expressions with live highlighting.
• Hash Generator — SHA-1, SHA-256, SHA-384 and SHA-512 hashes for text or files.
• UUID Generator — Generate random v4 UUIDs in bulk.
• Unix Timestamp Converter — Convert between epoch timestamps and dates.
• Cron Expression Explainer — Explain a cron expression and list its next run times.
• Number Base Converter — Binary, octal, decimal, hex and any base up to 36.
• Chmod Calculator — Unix file permissions in octal and symbolic form.