Hi @LukeUnderwood ,
The AUI CDN is referenced in the Atlassian Connect Express template, which is presumably still used by the majority of Connect apps:
atlassian-connect-express-template$ grep -r aui-cdn .
./views/layout.hbs: <link rel="stylesheet" href="//aui-cdn.atlassian.com/aui-adg/5.8.12/css/aui.css" media="all">
./views/layout.hbs: <link rel="stylesheet" href="//aui-cdn.atlassian.com/aui-adg/5.8.12/css/aui-experimental.css" media="all">
./views/layout.hbs: <!--[if IE 9]><link rel="stylesheet" href="//aui-cdn.atlassian.com/aui-adg/5.8.12/css/aui-ie9.css" media="all"><![endif]-->
./views/layout.hbs: <script src="//aui-cdn.atlassian.com/aui-adg/5.8.12/js/aui-soy.js" type="text/javascript"></script>
./views/layout.hbs: <script src="//aui-cdn.atlassian.com/aui-adg/5.8.12/js/aui.js" type="text/javascript"></script>
./views/layout.hbs: <script src="//aui-cdn.atlassian.com/aui-adg/5.8.12/js/aui-datepicker.js"></script>
./views/layout.hbs: <script src="//aui-cdn.atlassian.com/aui-adg/5.8.12/js/aui-experimental.js"></script>
./views/unauthorized.hbs: <link rel="stylesheet" href="//aui-cdn.atlassian.com/aui-adg/5.8.12/css/aui.css" media="all">
./views/unauthorized.hbs: <link rel="stylesheet" href="//aui-cdn.atlassian.com/aui-adg/5.8.12/css/aui-experimental.css" media="all">
./views/unauthorized.hbs: <!--[if IE 9]><link rel="stylesheet" href="//aui-cdn.atlassian.com/aui-adg/5.8.12/css/aui-ie9.css" media="all"><![endif]-->
With Connect EOS on December 31 2026, why is this CDN being removed from service two months earlier, on October 30 2026? During this very busy period with Forge migrations, could Atlassian please at least synchronize these dates to give vendors one less thing to worry about?