Free tools for webmasters and developers

JSON Formatter & Validator Pretty-print JSON, see the exact syntax error, and minify. Base64 Encoder & Decoder Convert text to Base64 and back, with full Unicode support. URL Encoder & Decoder Encode query parameters and decode messy URLs. JWT Decoder Inspect a token's header and payload and check its expiry. Case Converter camelCase, snake_case, kebab-case, Title Case and more. Word & Character Counter Count words, characters, paragraphs and reading time. SEO Slug Generator Turn a Persian or English title into a clean, SEO-friendly URL. Lorem Ipsum Generator Placeholder text for mockups — Latin or real Persian.

Meta Tag & Open Graph Generator Build title, description, OG and Twitter tags with a live preview. robots.txt Generator Build a correct robots file without the usual mistakes. .htaccess Redirect Generator Ready rules for HTTPS, www, page and domain redirects. UTM Link Builder Build campaign links with standard Google Analytics parameters. HTML Entity Encoder & Decoder Convert special characters to entities and back — for safely showing code on a page.

Colour Converter (HEX/RGB/HSL) Convert between colour formats with a picker and contrast check. CSS Gradient Generator Build linear and radial gradients with ready CSS output. CSS Box-Shadow Generator Dial in a shadow with live preview and copy the code.

Jalali ↔ Gregorian Date Converter Accurate conversion between Jalali, Gregorian and Hijri calendars. Unix Timestamp Converter Convert timestamps to readable dates and back, with time zones. Strong Password Generator Generated in your browser — never stored or transmitted. SHA Hash Generator Compute SHA-1, SHA-256 and SHA-512 for any text. UUID Generator Generate version-4 unique identifiers, one or in bulk. Data Size Converter Convert between bytes, KB, MB, GB and TB.