Open-source alternatives to Adobe Lightroom

2 community-reviewed projects you can use instead of Adobe Lightroom.

1. darktable - An open-source photography workflow application and RAW developer acting as a virtual lighttable and darkroom, with non-destructive editing, a searchable image database and tethered shooting. Available for Linux, macOS and Windows. (Licence: GPL-3.0)
2. RawTherapee - RawTherapee is a free and open-source cross-platform application for developing raw photographs, with a non-destructive 32-bit floating-point processing engine, advanced demosaicing, colour and detail tools, batch processing and support for most camera raw formats including Pentax Pixel Shift and Canon Dual-Pixel. Available for Windows, macOS and Linux. (Licence: GPL-3.0)