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YFT
Client-side ProcessingUpdated 2026-02-11Report issue

Runs fully in your browser. Inputs stay on your device. See recent fixes on changelog.

Data URI Generator

Generate data URIs from files for inline embedding.

FreeRuns in browserdata uri generatordata url generator

Creates data:MIME;base64,... URIs for inline use in HTML, CSS, or JavaScript.

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Cmd/Ctrl+Enter Primary actionCmd/Ctrl+Shift+L Load sampleCmd/Ctrl+Shift+X Clear/resetCmd/Ctrl+Shift+C Copy result

About Data URI Generator

Generate data URIs from files for inline embedding. Generate data URIs from files online for free. Create data:MIME;base64 strings for embedding images, fonts, and files directly in HTML, CSS, or JavaScript. Implements standard encoding and decoding algorithms that produce output compatible with all major programming languages and platforms. Supports both encoding and decoding in a single interface. Everything runs client-side in your browser for maximum speed and privacy — no data is sent to any server, and no signup is required.

Related tools: File to Base64 Encoder, Base64 to File Decoder, File Size Analyzer

How to Use Data URI Generator

  1. Enter text or data in the input field.
  2. Click Encode or Decode depending on your goal.
  3. Copy the output to your clipboard.

Frequently Asked Questions

What is Data URI Generator?
Generate data URIs from files online for free. Create data:MIME;base64 strings for embedding images, fonts, and files directly in HTML, CSS, or JavaScript.
What encoding standards are used?
This tool follows the official encoding specifications, including RFC standards where applicable. The implementation matches widely-used libraries so the output is compatible with other systems and programming languages.
Can I encode binary data?
The tool primarily handles text input, but many encoding formats such as Base64 are designed to represent binary data as text. You can paste Base64-encoded binary data for decoding or encode text into a binary-safe format.
Is the encoding reversible?
Yes, all encoding operations provided by this tool are fully reversible. You can encode text and then decode it back to get the exact original content without any data loss.
Is Data URI Generator free to use?
Yes, encoding and decoding are completely free with no usage limits. The tool runs in your browser and requires no registration.
Is my data safe when using Data URI Generator?
Yes, all encoding and decoding happens locally in your browser. No data leaves your device, so your input remains completely private.

Related Tools

File to Base64 Encoder
Encode any file to a Base64 string for embedding.
Base64 to File Decoder
Decode Base64 strings back to downloadable files.
File Size Analyzer
Analyze file size and show breakdown in all units.