Tools
Development Tools
Formatters, minifiers, converters, and encoders for everyday web development.
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JSON Formatter
Format, validate and minify JSON — errors pinpointed instantly.
64
Base64 Encoder / Decoder
Encode text to Base64 or decode it back — UTF-8 safe, all in your browser.
URL Encoder / Decoder
Encode or decode URLs and query components (percent-encoding).
H↓
HTML Minifier
Strip comments and whitespace from HTML to shrink file size.
C↓
CSS Minifier
Minify CSS by removing comments and unnecessary whitespace.
J↓
JavaScript Minifier
Light JavaScript minifier — strips comments and extra whitespace.
XML
XML Formatter
Pretty-print and indent messy XML, with basic validation.
.*
Regex Tester
Test regular expressions live with match highlighting and flags.
⌛
Unix Timestamp Converter
Convert between Unix timestamps and human-readable dates.
JWT
JWT Decoder
Decode a JWT’s header and payload locally (no signature check).
Δ
Text Diff / Compare
Compare two blocks of text and see line-by-line differences.