Compare every way to generate slides programmatically in 2026: SlideForge, Gamma, SlideSpeak, 2Slides, FlashDocs, python-pptx, Aspose, and Presenton. Features, pricing, and how to choose.
Quick Comparison
| Tool | Type | Output | Pricing | Best For |
|---|---|---|---|---|
| SlideForge | API + MCP (27 tools) | Native .pptx + PDF + PNG | $0.03-$0.20/slide | Developers, AI agents |
| Gamma | Consumer + API | Web native (export breaks) | $10-$20/mo | Web presentations |
| SlideSpeak | Consumer + API | .pptx | $29-$34/mo | Document summarization |
| 2Slides | API + MCP | .pptx (template) / Images (AI) | $0.025-$1.10/slide | Budget templates |
| python-pptx | Python library | .pptx (full control) | Free | Full programmatic control |
| Aspose.Slides | Library (.NET/Java) | .pptx + conversion | $3,000-$4,000/yr | Enterprise format conversion |
| Presenton | Open source | .pptx / PDF | Free (BYO keys) | Self-hosted, privacy |
How to Choose
- API-first with editable .pptx → SlideForge
- Web presentations for humans → Gamma
- Full programmatic control, free → python-pptx
- Enterprise format conversion → Aspose.Slides
- Self-hosted with your own keys → Presenton
Full comparison on slideforge.dev
Originally published at slideforge.dev
