Tensaku

Spec sheet

Purpose

Tensaku is a Wayland screenshot annotation tool for marking up screens, stitching tall captures, and moving annotations after drawing them.Read 12 Oct 2026 · tensaku.dev

Product

Tensaku is a Wayland screenshot annotation tool.Read 12 Oct 2026 · tensaku.dev

Integrations

The site describes an Omarchy setup command and screenshot workflows using grim and slurp on other Wayland compositors.Read 12 Oct 2026 · tensaku.dev

License

Tensaku is released under the Mozilla Public License 2.0.Read 12 Oct 2026 · tensaku.dev

Maker

The site credits the Tensaku fork to Jon Kinney.Read 12 Oct 2026 · tensaku.dev

Annotation tools

Available tools include arrows, rectangles, ellipses, lines, brush, text, blur, highlighting, and cropping.Read 12 Oct 2026 · tensaku.dev

Build requirements

Building from source requires Rust 1.75+ and GTK4 development headers.Read 12 Oct 2026 · tensaku.dev

Compositor support

It runs on Wayland compositors implementing wlr-layer-shell and wlr-screencopy, with Sway, Hyprland, river, and Wayfire listed as examples.Read 12 Oct 2026 · tensaku.dev

Compositors

Tensaku runs on Wayland compositors implementing wlr-layer-shell and wlr-screencopy, including Sway, Hyprland, river, and Wayfire.Read 12 Oct 2026 · tensaku.dev

Configuration

Keyboard shortcuts are configurable through the Preferences dialog or ~/.config/tensaku/config.toml.Read 12 Oct 2026 · tensaku.dev

Distribution

The site documents Arch Linux AUR installation, an x86_64 Linux release tarball, cargo installation, and building from source.Read 12 Oct 2026 · tensaku.dev

Export formats

PNG, JPEG, WebPRead 20 Sep 2026 · tensaku.dev

Image output

The app can save PNG, JPEG, or WebP files or copy directly to the Wayland clipboard.Read 12 Oct 2026 · tensaku.dev

Integration

The maker describes compatibility with Sway and Hyprland and documents wiring Tensaku into Omarchy screenshot keys.Read 12 Oct 2026 · tensaku.dev

Layer panel

The layer panel can reorder, lock, hide, rename, and drag-and-drop annotations.Read 12 Oct 2026 · tensaku.dev

Linux distribution

The maker offers an Arch Linux AUR package, an x86_64 Linux release tarball, and installation from source with Cargo.Read 12 Oct 2026 · tensaku.dev

Measurement tools

YesRead 20 Sep 2026 · tensaku.dev

Movable annotations

Annotations can be selected, moved, resized, and nudged after they are drawn.Read 12 Oct 2026 · tensaku.dev

Output

Tensaku can save PNG, JPEG, or WebP files, copy to the Wayland clipboard, or pipe output to stdout.Read 12 Oct 2026 · tensaku.dev

Redaction

Blur styles include Pixelate, Secure Blur, Gaussian, and Black Out, with irreversible variants for sensitive content.Read 12 Oct 2026 · tensaku.dev

Scroll capture

Scroll Capture captures beyond the visible viewport vertically or horizontally and stitches the frames into one screenshot.Read 12 Oct 2026 · tensaku.dev

Where Specifiction places it

• Screenshot Annotation Software#74 of 766.8