🐱 Mouse Keeper by Aeirys Keep your PC awake — no more locked screens. Mouse Keeper is a tiny desktop widget that sits quietly in your system tray and gently moves your mouse by a few pixels every second. That's all it does. No bloat, no ads, no fuss. Perfect for when you're on a call, watching something, waiting for a download, or just don't want your screen to lock while you step away for a moment.