Microsoft announces support for developing third party extensions for the Edge Sidebar - Neowin

The new support will allow developers to make Edge Sidebar extensions for Microsoft's web browser so they can offer various new functions to users of Edge, similar to the Bing Sidebar.

New Microsoft Edge Sidebar Extensions Tips HTMD Blog

OpenAI brings 70+ ChatGPT plugins and web search to all ChatGPT Plus users - Neowin

Edge may soon save screenshots of every page you visit - gHacks Tech News

Microsoft Designer is available in full public preview with Edge sidebar support and more - Neowin

Microsoft Edge, Microsoft Wiki

What Is Chromium?

Microsoft Weekly: A rogue Bing, Windows issues, and upcoming features - Neowin

Microsoft Edge - Wikipedia

Microsoft Weekly: Xbox Live Gold is going away, Windows 11 23H2 features in Beta Channel - Neowin

Microsoft Edge is getting new theme options soon - gHacks Tech News