NoSleepJs is a lightweight JavaScript library that prevents devices from going to sleep during critical activities. It uses the Screen Wake Lock API or a fallback video playback method to keep the screen active, ensuring uninterrupted user experiences across modern and legacy devices.

A sleek Windows tray application that prevents sleep modes with a click on a coffee cup icon.

No Sleep is a simple PowerShell script that prevents a Windows virtual machine (or physical machine) from entering sleep mode. It's useful for ensuring continuous uptime during long-running tasks, testing environments, or remote access sessions.

☕ Intelligent system sleep prevention tool that keeps your computer awake during important tasks. Features smart activity detection to prevent sleep only when needed (downloads, renders, presentations), customizable rules, minimal resource usage, and system tray control. Works on Windows, macOS, and Linux. No more interrupted downloads or presen...