wasm3 ☆
« Back to VersTracker
Description:
High performance WebAssembly interpreter
Type: Formula  |  Tracked Since: Dec 28, 2025
Links: Homepage  |  formulae.brew.sh
Category: Developer tools
Tags: webassembly wasm interpreter embedded iot runtime
Install: brew install wasm3
About:
Wasm3 is a lightweight, high-performance WebAssembly interpreter designed for embedded systems and resource-constrained environments. It provides a fast and portable runtime for executing Wasm modules without the overhead of a JIT compiler. Its small footprint and C-based implementation make it ideal for integrating WebAssembly into IoT devices, mobile apps, and other native applications.
Key Features:
  • High performance interpreter
  • Extremely low memory footprint
  • Portable C99 codebase
  • Supports multiple platforms (including bare metal)
  • No external dependencies
Use Cases:
  • Running WebAssembly on microcontrollers and IoT devices
  • Embedding a Wasm runtime in native applications
  • Serverless function execution with low overhead
  • Plugin systems for performance-critical applications
Alternatives:
  • wasmer – Wasmer is a more feature-rich runtime with JIT/AOT compilation, but has a larger footprint.
  • wasmtime – Wasmtime is a mature runtime focused on standards compliance and security, primarily for server-side use.
  • node.js – Node.js can run Wasm via V8, but is a full JavaScript runtime, not a dedicated lightweight interpreter.
Version History
Detected Version Rev Change Commit
Sep 13, 2025 12:04pm 0 VERSION_BUMP f14858a5
Sep 11, 2024 8:10pm 0 VERSION_BUMP 0290893f
Sep 18, 2023 11:00pm 0 VERSION_BUMP 21c5038e
« Back to VersTracker  |  Browse Packages  |  About