Blank new tab

https://developer.chrome.com/docs/extensions/mv3/manifest/

Drop a manifest.json containing something like the following, and a new tab xhtml file in an empty directory, then tell chromium, chrome, or edge to load a new unpacked extension

{
  "manifest_version": 3,
  "name": "Blank new tab",
  "version": "1.0.1",
  "description": "A blank new tab page",
  "chrome_url_overrides" : {
    "newtab": "blank.en.xhtml"
  } 
}