GlowGuard – Screen Dimmer & Blue Light Filter

GlowGuard dims bright web pages using a simple overlay — no dark mode, no broken layouts, no slowdowns. Features: - Adjustable dim level - Blue light filter with 4 presets (Off, Soft, Warm, Deep) - Automatic mode — adjusts dim and warmth based on time of day (day, evening, night) - Anti-flash protection — prevents the white flash before pages load - Keyboard shortcuts for quick control - Bright page detection — adds extra dimming on white backgrounds No tracking. No analytics. No network requests. All settings stored locally.