Presenton: Open-Source, Locally-Run AI Presentation Generator - Gamma Alternative

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Presenton is an open-source app that runs locally on your device, giving you full control over your presentation workflow. Generate beautiful decks using powerful AI models like OpenAI, Gemini, and others — all while keeping your data private and yourself compliant. You bring your own API keys and choose the provider to pay for only what you use.

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✨ More Freedom with AI Presentations

• ✅ Bring Your Own Key — Only pay for what you use. OpenAI, Gemini (More coming soon...)
• ✅ Runs Locally — All code runs on your device
• ✅ Privacy-First — No tracking, no data stored by us
• ✅ Flexible — Generate presentations from prompts or outlines
• ✅ Export Ready — Save as PowerPoint (PPTX) and PDF
• ✅ Fully Open-Source — Apache 2.0 licensed

Features

Add prompt, select number of slides and language

Select theme

Review and edit outline

Generate presentation

Present on app

Change theme

Export presentation