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SnapOtter
c4bcb12173
Implements Features 17, 18, 35, 36, 41, 42, 43 for the editor: - SliderRow reusable component (label + range + numeric input) - AdjustmentsPanel with 8 adjustment sliders (brightness, contrast, hue, saturation, luminance, exposure, vibrance, warmth) - Auto adjustments: Auto Tone, Auto Contrast, Auto Color, Auto Enhance - Levels section with per-channel control, histogram display, black/white point, gamma, and output range sliders - Curves section with 200x200 interactive graph, cubic spline interpolation, per-channel support, and 9 presets - 12 filter controls: toggle (grayscale, sepia, invert, solarize) and slider (blur, sharpen, noise, pixelate, emboss, posterize, threshold, kaleidoscope) - Additional blur types: motion blur, radial blur, surface blur - Vignette with amount/midpoint/roundness/feather sliders - Grain with amount/size/roughness sliders - HistogramPanel with RGB channel overlays and stats (mean, stddev, median) - Reset All and Apply action buttons - 150ms debounce on adjustment sliders, 300ms on histogram updates
Key Features
- 48 image tools - Resize, crop, compress, convert, watermark, color adjust, vectorize, create GIFs, find duplicates, generate passport photos, and more
- Local AI - Remove backgrounds, upscale images, restore and colorize old photos, erase objects, blur faces, enhance faces, extract text (OCR). All on your hardware - no internet required
- Pipelines - Chain tools into reusable workflows with unlimited steps. Batch process unlimited images at once
- REST API - Every tool available via API with API key auth. Interactive docs at
/api/docs - Single container - One
docker run, no Redis, no Postgres, no external services - Multi-arch - Runs on AMD64 and ARM64 (Intel, Apple Silicon, Raspberry Pi)
- Privacy first - Your images never leave your machine. SnapOtter asks once whether you'd like to share anonymous product analytics (which tools are used, errors encountered — never file data). Change anytime in Settings, or set
ANALYTICS_ENABLED=falseto disable completely
Quick Start
docker run -d --name snapotter -p 1349:1349 -v snapotter-data:/data snapotter/snapotter:latest
Have an NVIDIA GPU? Click here for GPU acceleration.
Add --gpus all for GPU-accelerated background removal, upscaling, and OCR:
docker run -d --name snapotter -p 1349:1349 --gpus all -v snapotter-data:/data snapotter/snapotter:latest
Requires an NVIDIA GPU and Container Toolkit. Falls back to CPU if no GPU is found. See Docker Tags for benchmarks and Docker Compose examples.
Default credentials:
| Field | Value |
|---|---|
| Username | admin |
| Password | admin |
You will be asked to change your password on first login.
For Docker Compose, persistent storage, and other setup options, see the Getting Started Guide. For GPU acceleration and tag details, see Docker Tags.
Documentation
- Getting Started
- Configuration
- Deployment
- Docker Tags
- REST API
- AI Engine
- Image Engine
- Architecture
- Database
- Developer Guide
- Contributing
- Translation Guide
Feedback
Found a bug or have a feature idea? Open a GitHub Issue. We don't accept pull requests, but your feedback directly shapes the project. See CONTRIBUTING.md for details.
Join our Discord for help, discussion, and community updates.
License
This project is dual-licensed under the AGPLv3 and a commercial license.
- AGPLv3 (free): You may use, modify, and distribute this software under the AGPLv3. If you run a modified version as a network service, you must make your source code available under the AGPLv3. This applies to personal use, open-source projects, and any use that complies with AGPLv3 terms.
- Commercial license (paid): For use in proprietary software or SaaS products where AGPLv3 source-disclosure is not suitable, a commercial license is available. Contact us for pricing and terms.