1. HTML Imports

    Deprecated method of including and reusing HTML documents in other HTML documents. Superseded by ES modules.

  2. workerglobalscope api: importscripts

  3. workerglobalscope api: importscripts: `urls` parameter requires `trustedscripturl` instances when trusted types are enforced

  4. workerglobalscope api: importscripts: strict mime type checks for `importscripts()`

  5. xsltprocessor api: importstylesheet

  6. javascript statement: import

  7. api: module: `imports()` static method