# 5 Best Open Source Alternatives for Pixelmator Pro

Canonical: https://caniforkit.com/pixelmator-pro
Last updated: 2026-11-07

Looking for the best open source alternative for Pixelmator Pro? Compare 5 verified free and open source alternatives to Pixelmator Pro (Graphite, Compositor, Darktable) with license details, self-hosting requirements, and practical trade-offs.

## Pixelmator Pro Overview & Subscription Cost
- **Product**: Pixelmator Pro
- **Category**: [photo editing](https://caniforkit.com/category/photo-editing)
- **Paid Subscription Price**: $20/month per seat
- **1-Seat Annualized Cost**: $240/year
- **5-Person Team Annualized Cost**: $1,200/year
- **10-Person Team Annualized Cost**: $2,400/year
- **Can I Vibe-Code / Rebuild It Myself?**: NO (use a free alternative, save the tokens)
- **Rebuild Verdict**: Instead of paying recurring SaaS fees for Pixelmator Pro or rebuilding it from scratch, deploy one of the 5 battle-tested open-source alternatives like Graphite.

## Verified Free & Open Source Alternatives

| Alternative | Type | License | Runs On | GitHub Stars | Head-to-Head |
| --- | --- | --- | --- | --- | --- |
| [Graphite](https://caniforkit.com/fork/graphite) | Open Source | Open Source | Local | ★ 27.9k | [Compare vs Pixelmator Pro](https://caniforkit.com/vs/pixelmator-pro-vs-graphite) |
| [Compositor](https://caniforkit.com/fork/compositor) | Open Source | Open Source | Local | ★ 18.5k | [Compare vs Pixelmator Pro](https://caniforkit.com/vs/pixelmator-pro-vs-compositor) |
| [Darktable](https://caniforkit.com/fork/darktable) | Open Source | GPL-3.0+ | Local | ★ 13.4k | [Compare vs Pixelmator Pro](https://caniforkit.com/vs/pixelmator-pro-vs-darktable) |
| [Krita](https://caniforkit.com/fork/krita) | Open Source | GPL-3.0 | Self-host | ★ 10.7k | [Compare vs Pixelmator Pro](https://caniforkit.com/vs/pixelmator-pro-vs-krita) |
| [GIMP](https://caniforkit.com/fork/gimp) | Open Source | Open Source | Self-host | ★ 6.6k | [Compare vs Pixelmator Pro](https://caniforkit.com/vs/pixelmator-pro-vs-gimp) |

## In-Depth Alternative Profiles

### Graphite
- **Fork Page**: [Graphite Profile](https://caniforkit.com/fork/graphite)
- **Head-to-Head Comparison**: [Pixelmator Pro vs Graphite](https://caniforkit.com/vs/pixelmator-pro-vs-graphite)
- **Official Website**: https://graphite.art/
- **Source Code Repository**: https://github.com/graphiteeditor/graphite
- **License**: Open Source
- **Runs On**: Local
- **GitHub Stars**: 27.9k
- **Maintenance Activity**: nov 2026
- **Supported Platforms**: desktop, cross-platform, one-click install
- **Summary**: A free, open source vector graphics editor built around nondestructive, node-based design. Runs locally in the browser, exports SVG, PNG, and JPG.
- **The Catch vs Pixelmator Pro**: Community-driven open source project without dedicated enterprise SLAs.
- **Installation**: Clone https://github.com/graphiteeditor/graphite or deploy with Docker Compose
- **Setup**: Download the native package or installer for your operating system.
- **Data Storage**: All application data lives locally on your own machine.

### Compositor
- **Fork Page**: [Compositor Profile](https://caniforkit.com/fork/compositor)
- **Head-to-Head Comparison**: [Pixelmator Pro vs Compositor](https://caniforkit.com/vs/pixelmator-pro-vs-compositor)
- **Official Website**: https://robbietilton.com/compositor
- **Source Code Repository**: https://github.com/robbietilton/Compositor
- **License**: Open Source
- **Runs On**: Local
- **GitHub Stars**: 18.5k
- **Maintenance Activity**: nov 2026
- **Supported Platforms**: desktop, cross-platform, one-click install
- **Summary**: Mac-native Photoshop alternative built around compositing and post-processing workflows, with layers, masks, blend modes, filters, and background removal.
- **The Catch vs Pixelmator Pro**: Community-driven open source project without dedicated enterprise SLAs.
- **Installation**: Clone https://github.com/robbietilton/Compositor or deploy with Docker Compose
- **Setup**: Download the native package or installer for your operating system.
- **Data Storage**: All application data lives locally on your own machine.

### Darktable
- **Fork Page**: [Darktable Profile](https://caniforkit.com/fork/darktable)
- **Head-to-Head Comparison**: [Pixelmator Pro vs Darktable](https://caniforkit.com/vs/pixelmator-pro-vs-darktable)
- **Official Website**: https://www.darktable.org
- **Source Code Repository**: https://github.com/darktable-org/darktable
- **License**: GPL-3.0+
- **Runs On**: Local
- **GitHub Stars**: 13.4k
- **Maintenance Activity**: nov 2026
- **Supported Platforms**: desktop, one-click install
- **Summary**: Open source photography workflow application for RAW development. Non-destructive editing, professional color management, and GPU acceleration for photographers.
- **The Catch vs Pixelmator Pro**: It has the photographic depth, but not Lightroom's effortless Adobe cloud sync, mobile editing, shared albums, Discover ecosystem, or gentle learning curve.
- **Installation**: Install the Windows executable, macOS disk image, Linux package, Flatpak, or AppImage
- **Setup**: macOS may require a Gatekeeper right-click Open or xattr step; the larger obstacle is learning darktable's module-heavy workflow rather than installation
- **Data Storage**: Original photos stay untouched; edits, ratings, tags, and history are stored in a local SQLite library and portable XMP sidecar files, with thumbnails and cache data in the user profile

### Krita
- **Fork Page**: [Krita Profile](https://caniforkit.com/fork/krita)
- **Head-to-Head Comparison**: [Pixelmator Pro vs Krita](https://caniforkit.com/vs/pixelmator-pro-vs-krita)
- **Official Website**: https://krita.org/en/
- **Source Code Repository**: https://github.com/kde/krita
- **License**: GPL-3.0
- **Runs On**: Self-host
- **GitHub Stars**: 10.7k
- **Maintenance Activity**: nov 2026
- **Supported Platforms**: web, self-hosted, docker to self-host
- **Summary**: Free and open source painting program built by artists for artists. Features professional brushes, layers, animation tools, and drawing assistants for all skill levels.
- **The Catch vs Pixelmator Pro**: Requires self-hosting setup, updates, and server maintenance compared to managed Adobe Photoshop.
- **Installation**: Clone https://github.com/KDE/krita or deploy with Docker Compose
- **Setup**: Deploy via Docker or binary release from GitHub and configure environment variables.
- **Data Storage**: All application data and configuration live on your own server or local database.

### GIMP
- **Fork Page**: [GIMP Profile](https://caniforkit.com/fork/gimp)
- **Head-to-Head Comparison**: [Pixelmator Pro vs GIMP](https://caniforkit.com/vs/pixelmator-pro-vs-gimp)
- **Official Website**: https://www.gimp.org
- **Source Code Repository**: https://github.com/gnome/gimp
- **License**: Open Source
- **Runs On**: Self-host
- **GitHub Stars**: 6.6k
- **Maintenance Activity**: nov 2026
- **Supported Platforms**: web, self-hosted, docker to self-host
- **Summary**: Free, open-source image editor with professional tools for photo manipulation, digital art creation, and graphic design. Cross-platform support.
- **The Catch vs Pixelmator Pro**: Requires self-hosting setup, updates, and server maintenance compared to managed Adobe Photoshop.
- **Installation**: Clone https://github.com/GNOME/gimp or deploy with Docker Compose
- **Setup**: Deploy via Docker or binary release from GitHub and configure environment variables.
- **Data Storage**: All application data and configuration live on your own server or local database.

## Frequently Asked Questions

### What is the best free alternative to Pixelmator Pro?
The top free alternative to Pixelmator Pro is Graphite (open source, Open Source). A free, open source vector graphics editor built around nondestructive, node-based design. Runs locally in the browser, exports SVG, PNG, and JPG. Other popular Pixelmator Pro replacements include Compositor, Darktable, Krita.

### How much does switching from Pixelmator Pro to a free alternative save?
Pixelmator Pro starts at $20/month per seat ($240/year). Switching a 5-person team to a free alternative like Graphite saves $1,200 per year in software subscription fees.

### What is the catch when switching away from Pixelmator Pro?
While Graphite replaces core Pixelmator Pro features without subscription fees, the real-world trade-off is: Community-driven open source project without dedicated enterprise SLAs.

## Related

- [photo editing Software Category Hub](https://caniforkit.com/category/photo-editing)
- [All Paid SaaS Alternatives Index](https://caniforkit.com/alternatives)
- [Self-Hosted Software Directory](https://caniforkit.com/self-hosted)
- [Homepage](https://caniforkit.com)