Best Open Source Alternatives to Gamma

4 open-source tools that can replace Gamma. Compare tech stacks, licenses and stars below.

MIT

AI agent that turns documents or topics into native, editable PowerPoint decks with charts, animations and narration.

58k·AI Agents·Open source

Alternative to

AGPL-3.0

AI-agent Skill for generating polished HTML slide decks with editorial and Swiss layouts, image prompts, social covers,

25k·AI Agents·Open source

Alternative to

Apache-2.0

Open-source AI presentation generator with API, self-hosted, supports multiple AI providers.

9.9k·AI Agents·Open source

Alternative to

AGPL-3.0

AI-agent skill that turns documents into browser-editable presentations with 12 themes, exportable to HTML, PDF, and PPT

9k·AI Agents·Open source

Alternative to