NiteLight

Customize darkmode with Preset on native PDF & Website theming in 1-click. Auto Blue-light filter. Free, No sign-in, On-Device

Dark mode that actually works with Browser's native PDF viewer. 🌗Built for reading, customizable presets. NiteLight is a customizable darkmode extension built for readers. Transform Pdf in brower's native PDF viewer & websites with adjustable colors, customizable presets, brightness, contrast, blue light filtering, and more. one click to save your eyes ! 🆓 100% Free • No sign-in • Lightweight • Offline 🔐 Private by design • no tracking, no data collection, no account. NiteLight runs entirely on your device. ✨KEY FEATURES • PDF • Website theme • Blue-light Filter • Gray scale 📄 PDFs Customizable PDF darkmode made with Presets. • Works on browser’s native PDF viewer • Presets: for different documents and preferences • Customize: colors, brightness, and contrast • Unlike other PDF darkmode extensions it doesn't compromise your security, working offline and with native browser. Firefox PDF Demo: https://youtu.be/zjQdqaGCPJI 🌐 Websites Themes • Website Dynamic Filter: Works on any site. • CSS themes: (beta) ‣ Custom theme: Create your own theme presets. ‣ CSS filters: Add support for your favorite website. 🌅 Blue Light Filter – Day & Night • Reduce blue light automatically based on sunrise and sunset, customizable time and intensity. • Grayscale ♿Accessibility & Visual customization • Color correction: Accessibility tool for people with vision problems like - color correction, reduce brightness. • Reduced brightness • Grayscale mode • E-Ink-style display emulation. 🔥 Why NiteLight? it's built for reading. ⚙️ Presets: suit any type of document/website, any time of day. 🎨 Customize: use presets or create your own. Fine-control: Adjust colors, brightness, contrast, warmth, and more. ⚙️ Setup Install → open PDF → turn on NiteLight. One extension. PDFs, websites, and your browser. 🌙 Make your next reading session your own with NiteLight.