Favicon Generator
Turn one square logo into the favicon set every site needs. Everything runs locally; copy head tags, a webmanifest snippet, or Base64 for inline icons.
Source image / logo
Drop a square logo (PNG/SVG/WebP) or choose one
Favicons for the web — private, then Base64 if you need
Generate the common PNG sizes (16–512) from one logo in your browser. Copy the HTML tags and webmanifest snippet, download each size, or pipe a small icon through Image to Base64 for inline <link rel="icon"> data URIs.
Tip: start from a transparent PNG. Use Remove background first if your logo still has a white box.
常見問題
Which sizes do you generate?
16, 32, 48, 64, 128, 180 (Apple touch), 192 and 512 (PWA / Android).
Can I Base64 a favicon?
Yes—use Copy Base64 on a small size, or send the PNG through Image to Base64 for a data-URI link icon.
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