Decks

Presentation application for the TunaOS GNOME office suite.

Powered by Fabric.js for slide editing and Reveal.js for fullscreen presentations. Reads and writes PPTX and ODP files using python-pptx and odfpy. Exports to PDF via Pillow.

Shares the suite-common scaffold with Letters and Tables.

Features

• Canvas editing: Text boxes, shapes, images on a Fabric.js canvas
• Slide management: Add, delete, duplicate, reorder slides via sidebar
• Layouts: Blank, Title, Title+Content, Two-Column presets
• Transitions: Fade, Slide, Convex, Concave, Zoom (per-slide)
• Present mode: Fullscreen via Reveal.js with B/W/. blank shortcuts
• Undo/Redo: 30-level canvas action history (Ctrl+Z / Ctrl+Shift+Z)
• Export: Multi-page PDF
• Keyboard shortcuts: PowerPoint-compatible (Ctrl+M, Ctrl+Shift+D, F5, Home, End)

Install

flatpak remote-add tuna-os oci+https://tuna-os.github.io/flatpak-index
flatpak install tuna-os org.tunaos.decks

Build

git clone https://github.com/hanthor/decks.git
cd decks
just setup   # clones suite-common + vendors JS engines
just build   # builds & installs Flatpak
just run     # launches

Test

just lint       # syntax check
just l1test     # 11 adapter round-trip tests
just guitest    # AT-SPI dogtail GUI test (requires GTK4 a11y fix for OverlaySplitView)

License

GPL-3.0-or-later. Vendored JS engines: MIT (fabric.js), MIT (reveal.js).