Hasty Treat - The Surprisingly Exciting World of Favicons

In this Hasty Treat, Scott and Wes talk about favicons. Favicons are a bit of mystery and something people don't talk about that often.

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Show Notes

03:48 - What are favicons?

• Requesting favicons by default /favicon.ico

<link rel="apple-touch-icon" sizes="57x57" href="/apple-icon-57x57.png">
<link rel="apple-touch-icon" sizes="60x60" href="/apple-icon-60x60.png">
<link rel="apple-touch-icon" sizes="72x72" href="/apple-icon-72x72.png">
<link rel="apple-touch-icon" sizes="76x76" href="/apple-icon-76x76.png">
<link rel="apple-touch-icon" sizes="114x114" href="/apple-icon-114x114.png">
<link rel="apple-touch-icon" sizes="120x120" href="/apple-icon-120x120.png">
<link rel="apple-touch-icon" sizes="144x144" href="/apple-icon-144x144.png">
<link rel="apple-touch-icon" sizes="152x152" href="/apple-icon-152x152.png">
<link rel="apple-touch-icon" sizes="180x180" href="/apple-icon-180x180.png">
<link rel="icon" type="image/png" sizes="192x192"  href="/android-icon-192x192.png">
<link rel="icon" type="image/png" sizes="32x32" href="/favicon-32x32.png">
<link rel="icon" type="image/png" sizes="96x96" href="/favicon-96x96.png">
<link rel="icon" type="image/png" sizes="16x16" href="/favicon-16x16.png">
<link rel="manifest" href="/manifest.json">
<meta name="msapplication-TileColor" content="#ffffff">
<meta name="msapplication-TileImage" content="/ms-icon-144x144.png">
<meta name="theme-color" content="#ffffff">

07:38 - Sizing favicons

• 16x16 is OG - don't do that now
• You can specify multiple sizes

09:41 - File formats

• .ico files
• .png favicons

13:40 - Animated favicons

• Canvas Base64

11:36 - SVG favicons

17:19 - Dark mode favicons

18:55 - App Coloring

• <meta name="theme-color" content="#ffffff">
• Isn't there a new Safari version?

Links

• https://en.wikipedia.org/wiki/Favicon
• https://caniuse.com/
• https://keycode.info/
• https://developer.mozilla.org/en-US/docs/Mozilla/Add-ons/WebExtensions/manifest.json/icons
• https://fav.farm/
• https://deno.land/
• https://uses.tech/
• Missive

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