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Fizzygum is a powerful, browser-based operating environment and development platform that emulates a full desktop OS within a web browser. Built with JavaScript and WebAssembly, it features a windowing system, file system abstraction, terminal emulator, and GUI apps—all running inside the browser. Fizzygum is designed as a playground for experimenting with web-native system design and is ideal for educational demos, rapid UI prototyping, and understanding OS principles in a high-level, accessible environment.
Features
- Entirely browser-based with no native dependencies
- Built-in terminal emulator with shell support
- Window manager for multitasking GUI apps
- Virtual filesystem with file operations and persistence
- Written in JavaScript with WebAssembly modules
- Drag-and-drop desktop environment and icon system
- Text editor, file browser, and other GUI tools
- Event-driven input handling via DOM APIs
Project Samples
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