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Wasmer

Wasmer is a organization dedicated to the advancement and development of WebAssembly through open-source software.

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Memory bounds checks

Folks I am new and getting my feet wet. Where do I find the code that explicitly enforces the bounds checks for the sandbox? Thanks

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Reference types

Hey everyone, I wrote a small prototype using wasmer runtime: • A program in Go using wasmer runtime • A library in rust compiling to web assembly …

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People, just getting started with WebAssembly - I have a real but simple use…

I want to: • not have to deal with JS • have a minimalist web page where people can change a number of variables …

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Invoking async functions using wasmer

I have a crate that targets wasm32-unknown-unknown and has futures in it. I want to bench this crate via a wasmer application by using the wasm-bindgen-futures crate to run the futures. For starters, I cloned the wasmer-rust-example repo and just imported spawn_local and…

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·266d# General

About sandboxing

This is probably a stupid question so bear with me, when you say that Wasmer can run untrusted code... what limitations are on that code? For example, would I be able to run code on wasmer that reads or edits files from the file system?

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Wasmer Aarch64 Support

It appears at one time there was a Aarch64 backend added for the Singlepass backend. I can no longer find the code in github. Can you tell me what the state of Aarch64 code generation support is?

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Wasmer-go vs wasmer Rust

We are trying to evaluate Wasmer for our WebAssebly Project. We are Golang shop. However we are confused w.r.to using Wasmer Rust or Wasmer-go. I see Rust is kind of de facto standard for WebAssembly related. It would be great if some body shed some light on Wasmer-go. Is it…

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Python to WebAssembly Compiler

In reply to this HN post: https://news.ycombinator.com/item?id=23752376 We (stoic.com) would be very interested by such a compiler. We are currently using AssemblyScript to compile JavaScript to WASM, but we have several customers (very large banks mostly) that have expressed…

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Managing data structures larger than 4GB

I have a server-side C++ application managing data structures larger than 4GB. I would like to execute user-defined functions written in AssemblyScript and running on Wasmer that could read these data structures and produce outputs of similar sizes. Ideally, I would like to do…

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Pass host memory as module import

Hello! I'm trying to integrate wasmer into existing infrastructure and need to access host memory from wasm module instance. If I'm not mistaken I need to pass correct wasmer::Extern::Memory definition to module imports. Unfortunately, I do not see how I can create Memory…

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