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Home / All Tools / / Developer Tools - Free Online Tools | UtilsHub

Developer Tools - Free Online Tools | UtilsHub

Free online Developer Tools tools collection. Explore practical Developer Tools tools, no registration required, instant access.

Developer Tools

Common developer tools

Test regular expressions online with match highlighting

HTML Encode/Decode

HTML entity encode and decode tool

Parse cron expressions to human-readable description

HTTP Status Codes

HTTP status code quick reference with categories and details

Format and beautify CSS/JS/SQL/XML code

MD5/SHA-1/SHA-256/SHA-512 hash calculator

CSS Shadow Generator

Visually tune parameters and generate box-shadow CSS.

Border Radius Generator

Adjust four-corner rounding and generate border-radius CSS.

SVG Path Simplifier

Simplify SVG path points by tolerance to reduce size.

CSS Animation Generator

Configure keyframes and generate @keyframes animation CSS.

Barcode Generator

Generate Code128, EAN-13, UPC-A barcodes.

Subtitle Editor

Edit SRT/VTT subtitles with timeline shift and validation.

Send GET/POST/PUT/DELETE requests right in your browser.

Encrypt and decrypt text with AES-GCM or RSA-OAEP, all locally.

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