@spring-neardao.near [Posted on DevHub](/devgovgigs.near/widget/Post?id=1808) ## Solution: DevHub Developer Contributor report by Spring Chiu for 09/27/2023 - 10/19/2023 ###### Requested amount: 650 USDT ###### Requested sponsor: @neardevgov.near | Date | Amount | Task | Issue | Description | | ---- | ---- | ---- | ---- | ---- | | 2023-10-8~2023-10-9 | 2 | investigate and how to use hermes engine and wasi-sdk to compile js to wasm | | find out it's impossible to compile hermes engine with wasi-sdk to a wasm file by known tools currently | | 2023-10-11 ~2023-10-14 | 4 | learn and use Wasmnizer-ts toolchain to compiling typescript to wasm | | learn and use [Wasmnizer-ts](https://github.com/intel/Wasmnizer-ts) toolchain to compiling typescript to wasm and execute it with the [iwasm_gc](https://github.com/intel/Wasmnizer-ts/tree/main/runtime-library) runtime, but find out that wasm output files of Wasmnizer-ts can't be executed by wasm runtime of wasmer | | 2023-10-16~2023-10-19 | 4 | learn about the near wasm runtime and wasm gc extensions | | find out there are two wasm runtimes of wasmer and wasmtime in nearcore, [wasm gc extensions](https://github.com/WebAssembly/gc/blob/main/proposals/gc/MVP.md) is a proposal of wasm but not included in wasm core specification and both wasmer and wasmtime are not support wasm gc extensions, that's the reason that the output wasm file of Wasmnizer-ts toolchain can't be excuted by wasmer and wasmtime |