Page Speed
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Critical CSS generator. Speed up your website by preloading the critical CSS on your pages.
Critical CSS generator
Code Formatter
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Prettify JSON code online with this free tool.
Free JSON Prettifier -
Escape HTML code online with this free tool.
Free HTML Escaper -
Prettify your XML code online with this free tool.
Try XML Prettifier -
Remove whitespace (tabs, spaces and newlines) from any text.
Remove Whitespace -
Convert multi-line text or code into a single line without any breaks.
Text to One Line
Converters
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Convert Puppeteer code into Playwright code.
Puppeteer to Playwright Converter -
Free PX to REM Converter
Free PX to REM Converter
Data Generators
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Random avatar generator
Generate random Avatars -
Generate placeholder images with custom dimensions for your designs. Get data URLs with base64 encoded images instantly.
Placeholder Image Generator -
Generate Fake Credit Card Numbers online for testing.
Fake Credit Card number generator -
Generate a random number, between two numbers.
Random Number generator -
JWT parser: decode JWT tokens.
JWT Parser -
Generate a random Postal address for testing.
Random Address generator -
Generate details for a fake person, to be used during testing.
Fake Person generator -
Hash text using various functions: MD5, SHA1, SHA256, SHA224, SHA512, SHA384, SHA3 or RIPEMD160.
Hash Text -
Generate random text with the Lorem Ipsum generator
Lorem Ipsum generator -
Generate a random IPv4 address for testing.
Random IP address generator -
Generate random and unique GUIDs.
Random GUID generator -
Retrieve the number of characters in any piece of text.
Calculate character count -
Convert ASCII text to its binary notation.
Convert ASCII to Binary -
Generate random colors in HEX notation.
Generate Random Color -
Generate open-graph and social media HTML meta tags for your website.
Open Graph Meta Generator -
Generate and download QR codes with customizable colors and error correction levels.
QR Code Generator -
Get detailed information about your device, browser, screen resolution and system capabilities.
Device Information -
Parse and analyze user agent strings to detect browser, engine, OS, and device information.
User Agent Parser -
Extract all images from any public website including background images, dynamically loaded images and SVG elements.
Image Extractor