KolourPaint is a free, easy-to-use paint program by KDE.
KolourPaint is designed for daily tasks like:
- Painting – drawing diagrams and “finger painting”.
- Manipulating Screenshots – acquiring and editing screenshots
- Image Manipulation – editing screenshots and photos; applying effects.
- Icon Editing – drawing clipart and logos with transparency.
KolourPaint is written in the C++ programming language.
Key Features
- Undo/Redo Support (10-500 levels of history depending on memory usage).
- Tools (single key shortcuts available for all tools).
- Brush, Color Eraser, Color Picker, Connected Lines a.k.a. Polyline.
- Curve, Ellipse, Eraser, Flood Fill, Line, Pen, Polygon, Rectangle.
- Rounded Rectangle, Spraycan, Text.
- Selections (fully undo- and redo-able):
- Rectangular, Elliptical, Free-Form shapes.
- Choice between Opaque and Transparent selections.
- Full Clipboard/Edit Menu support.
- Freehand resizeable.
- Colour Similarity means that you can fill regions in dithered images and photos.
- Transparency:
- Draw transparent icons and logos on a checkerboard background.
- All tools can draw in the “Transparent Colour”.
- Image Effects:
- Autocrop / Remove Internal Border.
- Balance (Brightness, Contrast, Gamma).
- Clear, Emboss, Flatten, Flip, Invert (with choice of channels).
- Reduce Colours, Reduce to Greyscale, Resize, Rotate.
- Scale, Set as Image (Crop), Skew, Smooth Scale, Soften & Sharpen.
- Close-up Editing:
- Zoom (from 0.01x to 16x).
- Grid.
- Thumbnail.
- File Operations:
- Open/Save in all file formats provided by KImageIO (PNG, JPEG, BMP, ICO, PCX, TIFF,…) with preview.
- Print, Print Preview.
- Mail.
- Set as Wallpaper.
Website: kolourpaint.org
Support: Documentation
Developer: KDE
License: BSD License

Learn C++ with our recommended free books and free tutorials.
Related Software
| Painting Tools | |
|---|---|
| Krita | Edit and paint images; part of the KOffice office suite |
| MyPaint | Paint program with dynamic brushes for graphic tablets |
| GIMP | GNU Image Manipulation Program |
| Drawpile | Draw, paint, sketch and animate |
| AzPainter | Full color painting software |
| Pinta | Mimics the usability of Paint.Net |
| GrafX2 | Inspired by the Amiga programs Deluxe Paint and Brilliance |
| Photoflare | Cross-platform image editor |
| LazPaint | Image editor with layers and transparency |
| Tux Paint | Drawing and painting software designed for children |
| CinePaint | Tools for painting, manipulation and image processing |
| dibuja | Simple to use paint program like Paintbrush for Mac or classic MS Paint |
| VPaint | Experimental prototype based on the Vector Graphics Complex |
| Milton | Infinite-canvas paint program |
| Drawing | Basic raster image editor similar to Microsoft Paint |
| Vara | Minimalist digital painting tool |
| Textual Paint | MS Paint in your terminal |
| CorePaint | Paint app for C Suite |
| InfiniPaint | Collaborative, infinite space, infinite zoom, canvas note-taking/drawing app |
| Brushshe | Simple and user-friendly raster graphics editor |
| BlockPaint | Terminal-based painting tool |
| KolourPaint | Easy-to-use paint program by KDE |
| Alchemy | Non-orthodox painting tool experimenting with alternative ways of drawing |
Read our verdict in the software roundup.
Explore our comprehensive directory of recommended free and open source software. Our carefully curated collection spans every major software category.This directory is part of our ongoing series of informative articles for Linux enthusiasts. It features hundreds of detailed reviews, along with open source alternatives to proprietary solutions from major corporations such as Google, Microsoft, Apple, Adobe, IBM, Cisco, Oracle, and Autodesk. You’ll also find interesting projects to try, hardware coverage, free programming books and tutorials, and much more. Discovered a useful open source Linux program that we haven’t covered yet? Let us know by completing this form. |

