RawTherapee is a powerful, open‑source raw photo processor. If you’re looking for other free graphic‑design‑oriented tools that can handle raw images, color correction, and creative editing, here are 20 alternatives you can try.
Get targeted exposure with custom position pinning and highlighted placement.
Full‑featured open‑source raster editor with extensive plug‑ins; supports raw files via UFRaw or plug‑ins.
Photography workflow application and raw developer; offers non‑destructive editing and tethered shooting.
Advanced photo management suite with integrated raw processing and basic editing tools.
Open‑source digital painting program with powerful brush engine; includes raw import via Krita’s built‑in file loader.
Vector graphics editor for creating illustrations, logos, and UI designs; works alongside raster editors for hybrid workflows.
Non‑destructive raw editor focused on zone‑based editing; offers a simple, photo‑journalistic workflow.
Lightweight raw image viewer and processor with batch conversion and basic tone adjustments.
Free raw processor with a steep learning curve but powerful tone‑mapping and color correction capabilities.
Open‑source HDR imaging suite that can also handle raw files for tone‑mapping and exposure blending.
Simple, Paint.NET‑style drawing and image editing program; good for quick edits on raster images.
Minimalist digital painting application with a focus on brush dynamics; supports importing raw images for painting over.
Web‑based Photoshop‑compatible editor; handles PSD, XCF, and raw files directly in the browser.
Free online photo editor with a modern UI; supports raw import via the browser and offers basic adjustments.
Mac‑only open‑source image editor based on GIMP’s technology; lightweight and easy to use.
Cross‑platform vector design tool; free version provides essential illustration and UI design features.
Windows‑only free raster editor with a straightforward UI; supports plugins for raw file handling.
Portable build of RawTherapee that runs without installation; useful for on‑the‑go editing.
Open‑source 3D suite whose compositor can be used for advanced image post‑processing and raw‑based color grading.
A set of free GIMP plug‑ins that add photographic effects, HDR, and raw‑like processing capabilities.