wasmer

by wasmerio

wasmerio / wasmer

πŸš€ The leading WebAssembly Runtime supporting WASI and Emscripten

6.6K Stars 263 Forks Last release: 18 days ago (1.0.0-alpha4) MIT License 8.2K Commits 41 Releases

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Wasmer enables super lightweight containers based on WebAssembly that can run anywhere: from Desktop to the Cloud and IoT devices, and also embedded in any programming language.

Features

  • Fast & Safe. Wasmer runs WebAssembly at near-native speed in a fully sandboxed environment.

  • Pluggable. Wasmer supports different compilation frameworks to best suit your needs (LLVM, Cranelift...).

  • Universal. You can run Wasmer in any platform (macOS, Linux and Windows) and chipset.

  • Standards compliant. The runtime passes official WebAssembly test suite supporting WASI and Emscripten.

Quickstart

Wasmer ships with no dependencies. You can install it using the installers below:

curl https://get.wasmer.io -sSfL | sh
With PowerShell (Windows)

iwr https://win.wasmer.io -useb | iex

See wasmer-install for more installation options: Homebrew, Scoop, Cargo...

Executing a WebAssembly file

After installing Wasmer you should be ready to execute your first WebAssemby file! πŸŽ‰

You can start by running QuickJS: qjs.wasm

$ wasmer qjs.wasm
QuickJS - Type "\h" for help
qjs >

Here is what you can do next:

Language Integrations

πŸ“¦ Wasmer runtime can be used as a library embedded in different languages, so you can use WebAssembly anywhere.

|   | Language | Package | Docs | |-|-|-|-| | Rust logo | Rust |

wasmer
Rust crate | Docs | C logo | C/C++ |
wasmer.h
headers
| Docs | | C# logo | C# |
WasmerSharp
NuGet package
| Docs | | Python logo | Python |
wasmer
PyPI package
| Docs | | JS logo | Javascript |
@wasmerio
NPM packages
| Docs | | Go logo | Go |
wasmer
Go package
| Docs | | PHP logo | PHP |
wasm
PECL package
| Docs | | Ruby logo | Ruby |
wasmer
Ruby Gem
| Docs | | Java logo | Java |
wasmer/wasmer-jni
Bintray package
| Docs | | Elixir logo | Elixir |
wasmex
hex package
| Docs | | R logo | R | no published package | Docs | | Postgres logo | Postgres | no published package | Docs |

πŸ‘‹ Missing a language?

Contribute

We welcome any form of contribution, especially from new members of our community πŸ’œ

You can check how to build the Wasmer runtime in our awesome docs!

Testing

Test you want? The Wasmer docs will show you how.

Community

Wasmer has an amazing community of developers and contributors. Welcome, please join us! πŸ‘‹

Channels

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