Best Open Source Alternatives to Capture One

Compare the best free and open-source alternatives to Capture One — self-hosted and desktop replacements you fully control, ranked by GitHub stars, license and platform support.

Curated by open-source.store · Updated November 2026 · 2 alternatives

Capture One

Proprietary SaaS

PricingPaid

Platformsdesktop, windows, macos, ios

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Capture One alternatives compared

Open-source alternatives to Capture One, compared by stars, license and platform
Tool		License	Platforms	Self-hosted
Darktable	13,383	GPL-3.0	LinuxmacOSWindows	No	Nov 2026	Visit
RawTherapee	4,265	GPL-3.0	LinuxmacOSWindows	No	Nov 2026	Visit

Top open-source Capture One alternatives

Darktable13,383GPL-3.0

Darktable is a free desktop RAW photo editor replacing Adobe Lightroom with non-destructive color grading, local cataloging, and zero subscription fees.

LinuxmacOSWindows

vs Capture One: a free, open-source option you fully control, licensed GPL-3.0.

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RawTherapee4,265GPL-3.0

RawTherapee is a free raw photo editor replacing Adobe Lightroom's develop module with 32-bit floating-point processing and local sidecar files.