Open Source Presentation Tools Projects

Open source alternatives to PowerPoint, Keynote, and Google Slides — tools for creating slide decks, presentations, and talks, from Markdown-based frameworks to desktop editors.

Bento

An open-source office suite in a single HTML file — slides, docs, and sheets that run entirely in the browser.

Alternative to:

Microsoft PowerPoint

AI-assisted

Kova

Open source desktop Markdown presentation editor with live preview, themes, and PPTX export — a self-contained alternative to PowerPoint.

Alternative to:

Microsoft PowerPoint

Marp CLI

The official CLI for the Marp Markdown presentation ecosystem — write slides in Markdown and convert to HTML, PDF, PPTX, or images.

Alternative to:

Microsoft PowerPoint

Slidev

Markdown-based presentation slides for developers, with code highlighting, Vue components, theming, and PDF/PPTX export.

Alternative to:

Microsoft PowerPoint