A simple image viewer with HDR photo support for Windows and Linux (macOS support is coming soon).
The preferred way to install Light Matter on Windows is from Microsoft Store.
You can alternatively download an unsigned EXE installer from GitHub Release page.
Download the latest LightMatter-*.AppImage from the
GitHub Release page, make it
executable, and run it:
chmod +x LightMatter-*.AppImage
./LightMatter-*.AppImage- SDR image rendering;
- HDR image rendering;
- Wide gamut support;
- Colour profile support;
- Simple photo gallery browser with customisable locations.
- JPEG
- JPEG with gain maps (UltraHDR)
- JPEG XL
- AVIF
- PNG
- WebP
- SVG
- GIF
- BMP
When using ACM on Windows 11 in SDR display mode (HDR mode is NOT affected!) you
will need to enable Use legacy display ICC colour management in Compatibility
settings in Light Matter properties. To do so, right-click on an app icon in
Windows Explorer, then click on Properties.
Do NOT enable this legacy setting in HDR display mode!