File to Base64 Data URI
Convert images, fonts, or files into Data URI strings for HTML/CSS embedding.
100% Client-Side
Input Text
Output
About File to Base64 Data URI
Convert images, fonts, or files into Data URI strings for HTML/CSS embedding. ToolHub provides high-performance, developer-friendly web tools designed to make daily technical workflows seamless and secure.
How it works
- All processing is computed locally in your web browser using HTML5, Web Crypto, and JavaScript engines.
- No data, file contents, or personal information is uploaded to or stored on server infrastructure.
- Runs offline once loaded thanks to Progressive Web App (PWA) service worker caching.
Security & Privacy Information
- Zero tracking or invasive analytics cookies.
- Input fields do not persist sensitive credentials across browser restarts unless cached by local choice.
- Licensed under the permissive MIT Open Source License.