Showing 67 open source projects for "webassembly"

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  • 1
    wasm-tools

    wasm-tools

    CLI and Rust libraries for low-level manipulation of WebAssembly

    ...In addition to its CLI, wasm-tools exposes many of its capabilities as reusable Rust libraries, allowing developers to integrate WebAssembly manipulation directly into their applications. The project actively implements and supports evolving WebAssembly proposals, ensuring compatibility with the latest features of the ecosystem.
    Downloads: 28 This Week
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  • 2
    Wasmtime

    Wasmtime

    A fast and secure runtime for WebAssembly

    A standalone runtime for WebAssembly The Wasmtime CLI can be installed on Linux and macOS (locally) with a small install script.
    Downloads: 42 This Week
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  • 3
    Ratzilla

    Ratzilla

    Build terminal-themed web applications with Rust and WebAssembly

    Ratzilla is a Rust-based framework for building terminal-style user interfaces that run in the browser using WebAssembly, effectively bringing the aesthetics and interaction patterns of terminal applications to modern web environments. It is built on top of the Ratatui library, which provides composable UI components inspired by text-based interfaces, and adapts them to render within a browser through WebAssembly and DOM-based backends. The framework allows developers to create applications that look and behave like terminal programs while still benefiting from the reach and accessibility of the web. ...
    Downloads: 7 This Week
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  • 4
    Trunk

    Trunk

    Build, bundle & ship your Rust WASM application to the web

    Trunk is a modern web application bundler specifically designed for Rust and WebAssembly projects, providing a streamlined workflow for building, packaging, and deploying frontend applications. It operates around a minimal-configuration philosophy, using a single HTML entry point to orchestrate the bundling of WebAssembly modules, JavaScript snippets, stylesheets, and other assets. This approach simplifies the build process compared to traditional bundlers by reducing the need for complex configuration files while still offering flexibility when needed. ...
    Downloads: 6 This Week
    Last Update:
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  • 5
    Wasmi

    Wasmi

    Efficient and versatile WebAssembly interpreter for embedded systems

    ...The runtime implements the WebAssembly specification and provides a safe execution environment with strict sandboxing, ensuring that untrusted code cannot access host resources without explicit permission. wasmi also emphasizes modularity and embeddability, allowing developers to integrate it into their applications with fine-grained control over execution behavior.
    Downloads: 6 This Week
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  • 6
    wasm-bindgen

    wasm-bindgen

    Facilitating high-level interactions between Wasm modules and Js

    wasm-bindgen is a foundational Rust tool that enables seamless interoperability between Rust and JavaScript by generating the necessary bindings and glue code for WebAssembly modules. It allows developers to write performance-critical code in Rust, compile it to WebAssembly, and then expose functions, structs, and APIs directly to JavaScript in a natural and idiomatic way. The tool automates the process of bridging differences between Rust’s type system and JavaScript’s dynamic environment, making cross-language integration significantly easier. ...
    Downloads: 18 This Week
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  • 7
    Sycamore

    Sycamore

    A library for creating reactive web apps in Rust and WebAssembly

    A reactive library for creating web apps in Rust and WebAssembly. Sycamore harnesses the full power of Rust via WebAssembly, giving you full control over performance. Write code that feels natural. Everything is built on reactive primitives without a cumbersome virtual DOM. No JavaScript. Had enough of JavaScript? So have we. Create apps using Sycamore without touching a single line of JS.
    Downloads: 0 This Week
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  • 8
    jawsm

    jawsm

    JavaScript to WASM compiler

    Jawsm is an experimental JavaScript-to-WebAssembly compiler written in Rust that aims to transform standard JavaScript code into standalone WebAssembly binaries that can execute without relying on an embedded interpreter. Unlike traditional approaches that require bundling a JavaScript engine or using a restricted subset of the language, Jawsm seeks to compile full JavaScript directly into WebAssembly, leveraging modern Wasm capabilities to execute code efficiently. ...
    Downloads: 0 This Week
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  • 9
    Percy

    Percy

    Build frontend browser apps with Rust + WebAssembly

    ...The framework integrates closely with the Rust ecosystem, leveraging tools like wasm-bindgen to compile Rust code into WebAssembly modules that run in the browser. It emphasizes performance and type safety, allowing developers to build complex interfaces while benefiting from Rust’s compile-time guarantees. Percy also includes routing and component state management features, enabling the creation of full-featured single-page applications.
    Downloads: 0 This Week
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  • 10
    runwasi

    runwasi

    Facilitates running Wasm / WASI workloads managed by containerd

    runwasi is a project developed within the containerd ecosystem that enables running WebAssembly workloads as first-class citizens in containerized environments. It provides a library and runtime components that integrate with containerd, allowing Wasm modules to be executed using familiar container orchestration workflows such as Kubernetes via the Container Runtime Interface. Unlike traditional containers that rely on operating system virtualization, runwasi focuses on lightweight, secure execution of WebAssembly modules, which can offer faster startup times and reduced resource overhead. ...
    Downloads: 1 This Week
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  • 11
    Ruffle

    Ruffle

    A Flash Player emulator written in Rust

    Ruffle is an open-source emulator for Adobe Flash Player, written primarily in Rust, and targeted at both desktop applications and web browsers via WebAssembly. Its goal is to enable legacy Flash content—animations, games, interactive media—to continue running safely and reliably after official Flash support was discontinued. On the web side, Ruffle is embedded into pages or installed as a browser extension; in the desktop version, it can open .swf files directly or embed them in applications. ...
    Downloads: 69 This Week
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  • 12
    Matchbox

    Matchbox

    Painless peer-to-peer WebRTC networking for rust wasm

    ...It handles matchmaking, NAT traversal, and synchronization in real-time, making it easier for game developers to add fast and scalable multiplayer features. Designed with simplicity and performance in mind, Matchbox supports both WebAssembly and desktop targets. It’s especially useful for browser-based games that need reliable real-time communication without external dependencies.
    Downloads: 9 This Week
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  • 13
    Union

    Union

    Serverless backend platform for Web3-native app development

    ...It provides a serverless execution layer with built-in authentication, event handling, and state management tailored for decentralized systems. Developers can write backend logic using WebAssembly and deploy logic that interacts with smart contracts and blockchain data without managing infrastructure.
    Downloads: 0 This Week
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  • 14
    egui

    egui

    egui: an easy-to-use immediate mode GUI in Rust

    egui is a portable, Rust-native immediate mode GUI library that runs natively and in browsers (compiled to WebAssembly). It emphasizes ease of use, simplicity, and portability—ideal for lightweight applications, tools, and embedding into game engines or Rust applications.
    Downloads: 1 This Week
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  • 15
    Gloo

    Gloo

    A modular toolkit for building fast, reliable Web applications

    Gloo is a modular toolkit for building web applications in Rust using WebAssembly, providing ergonomic abstractions over low-level browser APIs. Instead of acting as a full framework, Gloo is designed as a collection of small, focused libraries that developers can use individually or together depending on their needs. It wraps complex bindings from libraries like web-sys and js-sys, making browser APIs easier to use in idiomatic Rust while maintaining performance and type safety. ...
    Downloads: 1 This Week
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  • 16
    Rustpad

    Rustpad

    Efficient and minimal collaborative code editor, self-hosted

    ...It uses operational transformation so multiple users can edit the same document at the same time without overwriting each other. The server is written in Rust, while the front end uses TypeScript, React, WebAssembly, and the Monaco editor. Rustpad is designed to be self-hosted and can run without a database by keeping documents in memory. It also supports optional SQLite persistence for retaining document contents across restarts. The project is especially useful for lightweight pair programming, collaborative note-taking, interviews, teaching, and temporary shared editing sessions.
    Downloads: 4 This Week
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  • 17
    Zed

    Zed

    High-performance, multiplayer code editor from the creators of Atom

    ...Multibuffers compose excerpts from across the codebase in one editable surface. Evaluate code inline via Jupyter runtimes and collaboratively edit notebooks. Support for many languages via Tree-sitter, WebAssembly, and the Language Server Protocol. Fast native terminal tightly integrates with Zed's language-aware task runner and AI capabilities. First-class modal editing via Vim bindings, including features like text objects and marks. Zed is built by a global community of thousands of developers. Boost your Zed experience by choosing from hundreds of extensions that broaden language support, offer different themes, and more.
    Downloads: 65 This Week
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  • 18
    redshirt

    redshirt

    Operating system

    ...The project is still experimental but serves as a research platform for exploring how WebAssembly can be used as a foundation for operating systems.
    Downloads: 0 This Week
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  • 19
    Solang

    Solang

    Solidity Compiler for Solana, Polkadot and Stellar

    ...Unlike the traditional Solidity compiler, which targets the Ethereum Virtual Machine, Solang focuses on portability by translating Solidity code into native execution environments for different blockchains. It uses the LLVM compiler framework to generate optimized output, often producing WebAssembly or platform-specific binaries that improve execution efficiency and reduce resource consumption. The project maintains compatibility with Solidity 0.8 syntax while adapting to the unique constraints and capabilities of each target blockchain. Its architecture includes parsing, semantic analysis, intermediate representation generation, and final compilation through LLVM, making it a full-featured compiler pipeline.
    Downloads: 7 This Week
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  • 20
    dprint

    dprint

    Pluggable and configurable code formatting platform written in Rust

    ...Monorepo for dprint—a pluggable and configurable code formatting platform. The plugins property specifies which plugins to use for formatting. These may be URLs or file paths to a WebAssembly file of the plugin. By default, plugins will pull in files based on their extension. Sometimes a file may have a different extension or no extension at all, but you still want to format it with a certain plugin. The plugin "associations" config allows you to do that by associating a certain file pattern to one or multiple plugins.
    Downloads: 11 This Week
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  • 21
    wasm-pack

    wasm-pack

    Your favorite rust -> wasm workflow tool!

    This tool seeks to be a one-stop-shop for building and working with rust-generated WebAssembly that you would like to interop with JavaScript, in the browser or with Node.js. wasm-pack helps you build rust-generated WebAssembly packages that you could publish to the npm registry, or otherwise use alongside any javascript packages in workflows that you already use, such as webpack. This project is a part of the rust-wasm group.
    Downloads: 10 This Week
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  • 22
    v86

    v86

    x86 PC emulator and x86-to-wasm JIT, running in the browser

    v86 is an open-source x86 PC emulator that runs entirely in the browser using WebAssembly for near-native performance. It translates x86 machine code into WebAssembly at runtime, enabling users to boot and run full operating systems without installing anything locally. The emulator supports a wide range of legacy systems, including Linux, Windows 95/98/2000, FreeDOS, and various experimental OSes. It simulates essential hardware components such as CPU, memory, VGA graphics, sound cards, network adapters, and storage controllers. ...
    Downloads: 0 This Week
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  • 23
    Sandspiel

    Sandspiel

    Creative cellular automata browser game

    Sandspiel is an interactive, browser-based cellular automata simulation game that allows users to experiment with physics-like behaviors using simple elements such as sand, water, fire, and plant matter. Built with Rust compiled to WebAssembly and rendered using WebGL, it achieves high-performance simulation directly in the browser without requiring installation. The project focuses on creative exploration, enabling users to draw elements onto a canvas and observe emergent behaviors as they interact in real time. Its simulation engine models particle dynamics and fluid interactions, creating visually engaging and often unpredictable outcomes that mimic natural processes. ...
    Downloads: 6 This Week
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  • 24
    graphql_client

    graphql_client

    Typed, correct GraphQL requests and responses in Rust

    ...Precise types for query variables and responses. Supports GraphQL fragments, objects, unions, inputs, enums, custom scalars and input objects. Works in the browser (WebAssembly). Subscriptions support (serialization-deserialization only at the moment). Copies documentation from the GraphQL schema to the generated Rust code. Arbitrary derives on the generated responses. Arbitrary custom scalars. Supports multiple operations per query document. Supports setting GraphQL fields as deprecated and having the Rust compiler check their use. ...
    Downloads: 3 This Week
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  • 25
    agentOS

    agentOS

    A portable open-source operating system for agents. ~6 ms coldstarts

    agentOS is a portable, open-source runtime environment designed specifically for executing AI agents efficiently, acting as a lightweight operating system tailored for agent-based workloads. It is built using WebAssembly and V8 isolates to provide secure, sandboxed execution without the overhead of traditional containers or virtual machines. The system is optimized for extremely fast startup times, with near-instant cold starts that allow agents to be created and executed in milliseconds. AgentOS is designed to run directly within an application process, enabling agents to interact with host functions and resources without network overhead or complex orchestration layers. ...
    Downloads: 3 This Week
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    See Project
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