Convert anything, at global scale.
200+ formats and automation APIs that feels instant.
CONVERT
From
To
Drop files or choose a source
Upload multiple files at once, mix formats, and fine-tune every conversion with format-aware settings.
Max 2GB per file · Drag & drop ready · Mixed file types welcome
X3F at a glance
X3F
Sigma raw support is closely tied to the company's Foveon sensor story, giving X3F a reputation and workflow profile that differ from more mainstream Bayer-centric raw ecosystems.
Krita Brush at a glance
Krita Brush
GIMP's brush formats grew out of the need to preserve painting resources as reusable assets rather than flattening every stroke into ordinary image files.
Format comparison
| Feature | X3F | Krita Brush |
|---|---|---|
| File type | Image | Image |
| Extensions |
|
|
| MIME type |
|
|
| Created year | 2002 | 1996 |
| Inventor | Sigma (Foveon) | GIMP Development Team |
| Status | proprietary | active |
| Transparency | Not supported | Not supported |
| Animation | Not supported | Not supported |
| Primary use cases |
|
|
| Layer support | Not supported | Supported |
| Vector scaling | Not supported | Not supported |
| Camera raw data | Supported | Not supported |
| HDR support | Not supported | Not supported |
| Streaming ready | Not supported | Not supported |
When to use each format
When to use X3F
- Your source file is already in X3F.
- Preserve source expectations before exporting to Krita Brush.
- X3F is commonly used in image workflows.
When to use Krita Brush
- Your target workflow expects Krita Brush.
- Improve delivery compatibility with Krita Brush.
- Krita Brush is commonly used in image workflows.
FAQs
Why convert X3F to Krita Brush?
Convert to GBRUSH when the goal is to preserve or distribute a reusable bitmap brush for GIMP rather than export final artwork.
It is the right target for custom brush libraries, textured painting presets, and migration of legacy GIMP brush assets into a maintained toolkit.
What changes when converting X3F to Krita Brush?
This conversion changes how the format behaves in downstream tools and delivery environments.
Moving to Krita Brush adds layer support. Moving to Krita Brush removes camera raw data.
What should I review after converting X3F to Krita Brush?
Validate output quality on representative files and confirm the target format behaves correctly in the destination workflow.