A prototype web-based tool for exploring and analyzing WebAssembly modules. Built with React, TypeScript, and Rust using WebAssembly Components.

View a hosted version here.

• Interactive Explorer: Navigate through WebAssembly module structure with a virtualized tree view
• Rich Text Format Viewer: View WebAssembly Text format with syntax highlighting and semantic coloring
• Real-time Navigation: Click on items in the navigator to jump to specific sections in the text format
• Cross-Reference Navigation: Click on function names and references to navigate between related items
• Search Functionality: Find and navigate to specific items within modules

• Frontend: React + TypeScript application with Tailwind CSS
• WASM Tools Integration: Leverages wasmparser, wasmprinter, and wat crates for module analysis using the wasm component-model.

• URL proxy server: Dedicated server to proxy URL requests to workaround CORS restrictions.
• Sharing server: Simple server or P2P code for sharing a loaded module with someone else.
• Faster virtualization: Upstream changes to wasmprinter to filter displayed range, instead of the current hack.
• Component support
• Find callers of functions
• Full text search of module
• Optional folding mode

• Node.js (for frontend build tools)
• Rust with cargo component installed
• wasm32-wasip1 target for Rust

1. Clone the repository:

git clone https://github.com/eqrion/wasm-explorer.git
cd wasm-explorer

2. Install dependencies:

npm install

3. Build the project:

npm run build

To start development with file watching:

npm run watch

This will rebuild the project automatically when files change.

This project is licensed under multiple licenses:

• Apache License 2.0
• Apache License 2.0 with LLVM Exception
• MIT License

See the respective LICENSE files for details.