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URL Encode & Decode
Free URL encoder and decoder — fix %20 errors, percent-encode query strings, decode form data, and convert files. UTF-8 live mode, 50+ character sets, MIME line chunks.
QR Code Generator
Create free custom QR codes for URLs, Wi-Fi, vCards, email, maps, and more. Add your logo, pick colors, choose frames, and download high-resolution PNG or SVG — all in your browser.
Image to Base64
Encode images as Base64 data URIs in your browser. Copy the string for CSS, HTML, JSON APIs, or inline assets — processed locally, never uploaded.