1. JavaScript modules via script tag

    Loading JavaScript module scripts (aka ES6 modules) using `<script type="module">` Includes support for the `nomodule` attribute.

  2. JavaScript modules: dynamic import()

    Loading JavaScript modules dynamically using the import() syntax

  3. WebAssembly Import/Export of Mutable Globals

    An extension to WebAssembly import and export of mutable global variables

  4. subtlecrypto api: exportkey

  5. subtlecrypto api: exportkey: `ed25519` algorithm

  6. subtlecrypto api: exportkey: `x25519` algorithm

  7. html attribute: exportparts

  8. javascript statement: export

  9. javascript statement: export: `default` keyword with `export`

  10. javascript statement: export: `export * as namespace`

  11. ecmascript 2020 (es11)