Examples#

See gowasm-bindgen in action with these interactive demos.

Image Processing#

Live Demo →

Process images in the browser using Go compiled to WebAssembly. Compare performance between WASM and pure JavaScript implementations.

Features:

• Grayscale, brightness, contrast, sepia, invert filters
• Side-by-side WASM vs JavaScript performance comparison
• Real-time benchmarking with millisecond timing

JavaScript Sandbox#

Live Demo →

Execute untrusted JavaScript securely using Goja (a Go-based JS interpreter) compiled to WebAssembly.

Features:

• Complete isolation from browser APIs
• Same interpreter as your Go backend
• Demonstrates gowasm-bindgen with standard Go (not TinyGo)