Presentations
without the fuss.

Free and open source. Runs locally on Windows, macOS, and Linux. No account required.

Download free See what it does
macOS · Windows · Linux
Kova editor — slide preview on the left, markdown on the right Kova editor in light mode — slide preview on the left, markdown on the right
Open source · GPLv3 · No account required · macOS · Linux · Windows

In action

Write your content.
Kova handles the layout.

Layouts are detected automatically from your content structure. Right-click to insert charts, tables, and more.

Kova editor showing two-column layout with progress bar charts Kova editor in light mode showing two-column layout with progress bar charts
Rendered slide showing a feature list alongside a syntax-highlighted code block
Kova editor with inspector open, showing the Dover theme applied

Customise

11 built-in themes.
Swap in one click.

Switch themes from the inspector panel. Build your own as simple YAML files and share them with the community.

  • 11 built-in themes — from minimal to editorial
  • Per-slide layout and format overrides via the inspector
  • Drop-in custom themes as simple YAML — live reloaded
Introduction slide in Institutional theme — dark navy with mermaid pie chart
Introduction slide in Grove theme — light green tones with mermaid pie chart
Themes library showing available community and built-in themes Themes library in light mode showing available community and built-in themes
Inspector panel showing colour customisation options Inspector panel in light mode showing colour customisation options
Inspector panel showing branding and logo upload options Inspector panel in light mode showing branding and logo upload options

Features

Auto layouts

Title, section, two-column, quote, grid, and full-bleed layouts — detected automatically from your content structure.

Mermaid diagrams

Pie, bar, and line charts plus flowcharts — rendered inline from fenced code blocks. No image exports needed.

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Math & LaTeX

Render equations and formulas with KaTeX. Inline math with $...$, display math with $$...$$.

PDF & PowerPoint export

Export to PDF or .pptx from File → Export. No internet connection needed.

Syntax highlighting

Fenced code blocks rendered with highlight.js — 190+ languages.

And much more

Presenter view, speaker notes, laser pointer, keyboard shortcuts, drag-and-drop images, progress bars, YouTube embeds, QR polls, and more.

See all features →

Who it's for

Built for the way you already work

Educators

Turn lecture notes and course content into slides without reformatting them.

Professionals

Prepare clear slides from a document or brief you already have.

Markdown writers

Write your content in Markdown as normal. Add slide breaks where you want them.

Teams with docs

Turn existing technical documentation or knowledge bases into training sessions and onboarding decks.

Download Kova.

Free, open source, and runs natively on macOS, Linux, and Windows. No account required.

macOS Windows Linux

Other platforms & release notes ↗

Early access — core features are stable. Report issues on GitHub.

Open source · GPLv3 No account required macOS · Linux · Windows