SHEET 26 · Tools
XtlOS
Browser-based OS with window manager, IPC, permissions, and 15+ apps — playable DOOM, NES emulator, GPU-accelerated Deck.gl maps
no public build · runs locally
2025localTools
About
A fully functional desktop OS experience in the browser with a window manager (snap zones, cascading), process manager with crash recovery, IPC between apps, a permissions model, virtual desktops, and taskbar with Alt+Tab switching. Hosts 15+ purpose-built apps: real estate analytics (Sales Explorer for 76K+ records, GPU-accelerated Map Viewer via Deck.gl), playable DOOM, NES emulator with save states, and system utilities including a terminal via xterm.js.
Key features
- 01Full OS shell: window manager with snap zones, cascading, minimize/maximize
- 02Process manager with crash detection and recovery
- 03IPC between applications with app manifest contracts
- 04Permission system for app capabilities (canvas, audio, keyboard, storage, data access)
- 0515+ built-in apps: Sales Explorer, Map Viewer, DOOM, NES emulator, terminal, calculator, and more
- 06GPU-accelerated map visualization of 76K+ sales records via Deck.gl (scatter, heatmap, hexagon layers)
- 07NES emulator with save states via jsnes
- 08Start menu, taskbar, Alt+Tab app switcher, toast notifications, and notification center
- 09Virtual desktops and desktop widget layer
- 10Theme engine, keyboard shortcuts system, and settings persistence
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