Category · 14 tools
Developer
Encoders, formatters and inspectors for code people.
T-009Developer
JSON Formatter
Format, validate, minify and explore JSON.
T-010Developer
Base64
Encode and decode Base64 text and files.
T-011Developer
URL Encoder
Percent-encode or decode URLs and query strings.
T-012Developer
JWT Decoder
Inspect a JSON Web Token’s header, payload and expiry.
T-013Developer
Regex Tester
Test regular expressions with live match highlighting.
T-014Developer
Hash Generator
MD5, SHA-1, SHA-256 and SHA-512 of text or files, plus HMAC.
T-015Developer
Timestamp Converter
Unix epoch to human date and back, in any zone.
T-016Developer
Number Base Converter
Decimal, hex, binary and octal in one place.
T-017Developer
Binary Translator
Text to binary and binary back to text.
T-018New
CSV ⇄ JSON
Convert CSV to JSON and JSON to CSV, with a table preview.
T-019New
YAML ⇄ JSON
Translate YAML to JSON and back, with error lines.
T-020New
Cron Explainer
Read a cron expression in plain English with next run times.
T-021New
HTML Entities
Escape and unescape HTML entities safely.
T-022New
PX ⇄ REM
Convert pixels to rem/em with a custom base size.