reveal.js

What you can use it for

Build and present slide decks using HTML or Markdown.

• Interactive HTML presentation framework with nested slide navigation.
• Extensive plugin ecosystem for code syntax highlighting, math formulas (MathJax), and speaker notes.
• Zero cost, version-controllable in Git, and easily deployed via GitHub Pages.

Before you switch

Requires writing HTML, Markdown, or JavaScript; no WYSIWYG drag-and-drop graphic canvas.

Alternatives to these paid apps

Each comparison covers the workflow described above, rather than every paid feature.

Pitch→Website ↗