CalibRaw

CalibRaw is a free, open-source RAW photo editor with local AI tools and a complete development workflow.

CalibRaw is a free, open-source RAW photo editor designed for photographers who want a complete photo-development workflow with offline AI tools. It runs entirely on your device using GPU compute via Vulkan, Direct3D 12, or Metal, requiring no account or subscription. The software supports a broad range of camera models through LibRaw and Rawler, offering sliders, curves, color grading, masks, and effects. Key capabilities include local AI subject and sky masks, AI object removal, AI denoising, HDR merge, focus stacking, and an edit replay feature. It features a native interface written in Rust and supports non-destructive edits using JSON sidecar files.

CalibRaw at a glance

Best for: Designer, Software engineer
Runs on: Linux, Windows, macOS, Android, CLI, open source
Pricing: Free
Released: November 2026
Category: AI image tool
Website: github.com/duecki1/calibraw

Key features

Local AI tools for subject, sky, and depth masks
AI Denoise and AI Object Removal
Scene-referred pipeline with Sigmoid tone mapping
3-way color grading in Oklab color space
Automatic lens correction via Lensfun
HDR merge and focus stacking
Edit replay export to MP4
Non-destructive edits with JSON sidecar files

Use it for

Develop RAW photos with local AI masks and adjustments
Remove unwanted objects and denoise high-ISO images offline
Combine bracketed exposures with HDR merge
Stack focus across multiple RAW frames
Export step-by-step edit replays as MP4 videos

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