Base64 Image Tool

Convert images to Base64 strings for CSS and HTML. ToolNova handles encoding and decoding locally for maximum security.

Select Image Asset

Upload an image to generate a clean Base64 Data URI string instantly.

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About this tool

This Base64 Image Tool is a high-performance utility optimized for modern workflows. All processing happens locally in your browser for maximum security.

Common Questions

Is it secure?

Yes. 100% client-side processing.

Is it free?

Always. No limits, no subscriptions.