Allows WebAssembly modules to import and export mutable globals. This building block will allow efficient passing of values like shadow stacks pointers between dynamically liked modules (especially in the multi-threaded case).



Established standard

Status in Chromium


Enabled by default (tracking bug) in:

  • Chrome for desktop release 69

Consensus & Standardization

After a feature ships in Chrome, the values listed here are not guaranteed to be up to date.

  • Shipped/Shipping
  • No signal
  • No signal
  • No signals


Search tags

wasm, webassembly, threads, shared libraries,

Last updated on 2020-11-09