Question 1

What is a data URL?

Accepted Answer

A data URL embeds image data directly in HTML/CSS using Base64 encoding, eliminating the need for separate image files and HTTP requests.

Question 2

When should I use data URLs?

Accepted Answer

For small images (under 10KB), icons, logos, or when you need to embed images in CSS/HTML without external files. Not recommended for large images.

Question 3

How does alt text suggestion work?

Accepted Answer

Short descriptions are suggested from the filename and image dimensions—edit them for accuracy before publishing. No server-side vision API is used.

Question 4

What image formats are supported?

Accepted Answer

Supports PNG, JPG, WebP, GIF, and other common formats. Outputs Base64-encoded data URLs ready for HTML/CSS use.

Data URL Converter & Alt Suggestions

Alt suggestions