An ad-free, browser-based tool that displays a pure #000000 black screen for monitor testing, stuck pixel detection, OLED battery conservation, and multi-monitor workspace management. The tool runs entirely client-side with no signup or uploads required, and supports fullscreen display and lossless PNG export up to 8K resolution.
PersistentWindows is a Windows utility that automatically restores window positions and sizes after monitor configuration changes, system wake-ups, or display disconnections. It supports multi-monitor setups, remote desktop sessions, and includes features like snapshot capture, window history persistence, and web browser command shortcuts.