NightOwl Pro
No liveness check has reached it yet; it is registered on Firefox Add-ons and has been in the index since 18 Sep 2026. How this is checked
NightOwl Pro is a Firefox browser extension that applies a global dark mode across websites. It adapts to complex pages such as Bilibili, protects images and videos from color inversion, and uses dynamic CSS injection for smoother browsing.
Overview
7 featuresNightOwl Pro sits in PulseGate's Browser DevTools & extensions category. It focuses on reducing eye strain and harsh white backgrounds when browsing websites at night. NightOwl Pro is a consumer product aimed at firefox users who prefer dark-mode browsing. NightOwl Pro is free to use. NightOwl Pro is available on the web and embeddable surfaces.
ryuji builds and maintains NightOwl Pro, and it first shipped in 2026. Key capabilities include global dark mode, website adaptation, and bilibili support. The interface is available in 32 languages, including Czech, German, and Greek.
Summary written by a language model from the project’s public pages.
- Global dark mode
- Website adaptation
- Bilibili support
- Dynamic CSS injection
- Media protection
- Low GPU usage
- Privacy protection
Built with & integrations
Trust & compliance
Indexing history
1What PulseGate has recorded for this listing
Frequently asked questions about NightOwl Pro
- What is NightOwl Pro?
- NightOwl Pro focuses on reducing eye strain and harsh white backgrounds when browsing websites at night. It is catalogued under Browser DevTools & extensions on PulseGate.
- Who should use NightOwl Pro?
- NightOwl Pro is a consumer product built for firefox users who prefer dark-mode browsing.
- Is NightOwl Pro free?
- Yes — NightOwl Pro is free to use.
- What platforms does NightOwl Pro run on?
- NightOwl Pro runs on the web and embeddable surfaces.
- Is NightOwl Pro still maintained?
- Unverified. NightOwl Pro has not been re-checked since it entered the index, so there is no finding either way — and only a positive finding would say otherwise.
- What are alternatives to NightOwl Pro?
- Similar projects tracked by PulseGate include 护眼暗色模式, Dark Reader Night Eye, and Night Mode Eye Guard.护眼暗色模式Dark Reader Night EyeNight Mode Eye Guard
- Who develops NightOwl Pro?
- NightOwl Pro is developed by ryuji.
- How long has NightOwl Pro been around?
- NightOwl Pro first shipped in 2026.
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