wasm_runtime_layer is used at run time in 10 crates (of which 1 optionally). It's used only as a dev dependency in 1 crate.

Depender (with downloads and own rev deps) wasm_runtime_layer version
400 pit-rust-host-lib ^0.4.0
370 1 wasmtime_runtime_layer ^0.4.2
180 pyodide-webassembly-runtime-layer ^0.4
170 2 wasmi_runtime_layer ^0.4.2
150 1 wasm_component_layer >=0.4.0
1 js_wasm_runtime_layer ^0.4.0
1 wings_host ^0.4.0
modularity ^0.2.1
pidl-bud optional ^0.4.2