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02-state-of-the-art.md

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Analysis of the state-of-the-art

As of Fall 2021.

This document enumerates other WASM-related resources that are relevant to FVM, and analyzes them from the viewpoint of prior art.

WASM resources

  • Wasmer.io
  • eWASM

Some interesting considerations for Blockchain VMs. Work seems to have stalled in 2019.

WASM-based VMs in other blockchains

Supports WASM and the EVM, but with separate VMs. It also supports cross-VM calling.

WASM based VM, but they're adding EVM support with project Aurora.

Has an async (and parallel?) calling convention. Calling is entirely based on callbacks and promises. Of course, it does all this without closures so it's more like erlang than javascript.