WASM outside of browser:
- https://wasi.dev like wasmtime, you can optionally allow access to some directory https://github.com/bytecodealliance/wasmtime/blob/main/docs/WASI-tutorial.md#executing-in-wasmtime-runtime , download https://github.com/bytecodealliance/wasmtime/releases
- CloudFlare Workers https://blog.cloudflare.com/webassembly-on-cloudflare-workers/
- Node.js https://nodejs.org/api/wasi.html
- Lucet https://www.fastly.com/blog/announcing-lucet-fastly-native-webassembly-compiler-runtime
- https://wasmer.io/posts/wasm-on-amazon-lambda-lessons-learned
Smallest WASM files maybe with:
- https://www.assemblyscript.org
- https://micropython.org
- https://tinygo.org