A lightweight browser extension that enhances video playback with fake HDR-style color processing — designed specifically for LED displays with TN panel that lack punchy colors.
🦊 Install for Firefox • Report Bug • Request Feature
Video Enhancer applies real-time CSS filter adjustments to videos, boosting contrast, saturation, and perceived dynamic range — all without touching the video source itself.
💡 Think of it as a smart color enhancer, not true HDR. No metadata processing, no decoding changes, no GPU trickery.
Perfect for:
- 📺 LED monitors without HDR support
- 🎥 Enhancing washed-out streaming content
- 🎮 Adding vibrancy to gameplay footage
- 🎬 Customizing video appearance to your preference
Choose from carefully tuned color profiles:
| Preset | Best For |
|---|---|
| Subtle | Slight enhancement without overdoing it |
| Balanced | Everyday viewing with natural colors |
| Vivid | Punchy, vibrant content |
| Cinema | Film-like depth and contrast |
| Gaming | High visibility and saturation |
| Warm | Comfortable, eye-friendly tones |
Fine-tune your viewing experience:
- Brightness — Adjust overall luminance
- Contrast — Control light/dark separation
- Saturation — Boost or reduce color intensity
- Warmth — Shift color temperature (cool ↔ warm)
- Intensity — Overall effect strength
- 🔘 One-click toggle — Enable/disable instantly
- 🎛️ Live adjustments — No page reloads required
- 💾 Per-site settings — Remembers your preferences
- ♻️ Reset options — Individual presets or everything
- 🚀 Runs at
document_start— Instant effect on page load
Simply click the button above or visit the Firefox Add-ons page.
# Clone the repository
git clone https://github.com/YOUR_USERNAME/video-enhancer.git
# Open Firefox and navigate to
about:debugging#/runtime/this-firefox
# Click "Load Temporary Add-on"
# Select the manifest.json file from the cloned folder