Swash

Swash is a fast screenshot annotator and lightweight image editor for Linux, built with GTK 4 and libadwaita.

Features

• Freehand drawing, highlighting, text, arrows, shapes, and numbered markers
• Cropping, rotation, flipping, blurring, and annotation erasing
• Moveable annotations with configurable colors, fills, and sizes
• Undo and redo history
• OCR text recognition through Tesseract
• Copy to the clipboard or save to a file
• Open image files or read image data from standard input

Installation

Arch Linux

Install Swash from the AUR:

yay -S swash

Build from source

Required dependencies:

• Meson
• Ninja
• pkg-config
• GTK 4
• libadwaita 1.6 or newer
• A C compiler such as GCC or Clang

Tesseract is optional and enables OCR support.

Configure, build, and install Swash into /usr/local:

meson setup build --buildtype=release
meson compile -C build
sudo meson install -C build

The application ID is dev.lemmy.swash.

Usage

Launch Swash without an image:

swash

Show command-line options or the installed version:

swash --help
swash --version

Open an existing image:

swash path/to/image.png

Pipe image data directly into Swash:

grim -g "$(slurp)" - | swash

Use --stdin explicitly and set the suggested filename for saving:

grim -g "$(slurp)" - | swash --stdin --name "Screenshot.png"

Acknowledgements

Swash is a fork of Waytator.

License

Swash is licensed under the GNU General Public License v3.0 or later.