NightPDF is a basic dark mode PDF reader which uses the Electron software framework.
This is free and open source software
Key Features
- Sidebar.
- Support for tabs.
- Print.
- Full screen mode.
- Zoom in and out.
- Automatic zoom.
- Settings – adjust darkness, grayscale, inversion, sepia, hue, and brightness.
- Key bindings for navigation.
- Cross-platform support – runs under Linux (x86_64 and ARM64) and Windows.
Website: github.com/Lunarequest/NightPDF
Support:
Developer: Luna
License: GNU General Public License v2.0

NightPDF is written in JavaScript. Learn JavaScript with our recommended free books and free tutorials.
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Read our verdict in the software roundup.
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