Developer Studio · 100% In-Browser
Base64 & Data URI Studio
Convert assets into production-ready Base64 and CSS data URI strings. Zero cloud uploads, instant on-device generation.
Drop assets here to encode
or click to browse from device
PNG · JPG · WEBP · SVG · WOFF2 · TTF · MP3 · PDF
Zero Network Roundtrips
Inline critical icons, logos, and fonts directly into CSS or HTML to eliminate extra HTTP requests and layout shifts.
Optimized SVG UTF-8
Get clean URL-encoded UTF-8 data URIs for SVGs that are up to 30% lighter than standard Base64 encoding.
100% Client-Side Privacy
Proprietary graphics, confidential mockups, and client brand assets never leave your local browser sandbox.
100% In-browser100% Ad-FreeZero cloud uploadsFree & unlimited