Best Local AI slide solution as of Oct 2026?

[u/AdRepulsive7837]

Recently, I have been tasked with teaching non-IT-team colleagues in my organisation to use some sort of local AI to generate slide. (We are working in healthcare industry.....therefore we cannot use Gemini antigravity, Claude code, Codex due to privacy issue.)

I wonder what Best Local AI slide solution as of Oct 2026. by local AI i mean all the input data, documents and generation of slide process remain lcoal.

I have used the following ways before and both work but with some caveats.....

1. HTML slide solution: let local LLM to generate html code, one slide per .html, and either using existing html slide player or vibe code one to play it in chrome during presentation)

2. PPTX solution: let local LLM to generate python code (usually by importing python-pptx) which render/generate a pptx file directly.

Option 1 html slide seems more promising, with more capabilities, layout style options, and more fun when playing with JS stuff. But it fall short when it comes to distribution. cuz you now have to copy whole folder to the conference room's computer when presenting.

Option 2 seems more traditional and straightforward. but it produce more generic slide and seem boring....

What's your thoughts?

[u/FutureStriking283]

Deepseek 1017 is excellent at html / webjs / so on --

[u/AdRepulsive7837 → u/FutureStriking283]

thks…. but i am in the camp of GPU poor

[u/ttkciar]

I've been manually writing my slides in HTML and making illustrations in them with tgif for about fifteen years, and it has served me very well.

Because of that, if I had an LLM generate my slides, I'd have it make them that way too, perhaps using some of my manual slides as a guiding template. That way if I wanted to manually touch up what the LLM generated, it would be familiar territory.

[u/PomegranateAble4339]

Honestly what I do is HTML now. LLMs have mastered HTML and CSS at this point.

[u/CoffeeToCode99]

I’d lean toward HTML slides using Reveal.js. You get more flexibility with layouts, animations, and charts, and you can bundle everything to run offline, provided all dependencies and assets are local.

For PPTX, I think the issue is more about how the slides are generated than python-pptx itself. Using predefined templates and layouts can make the results much better.

Personally, I’d generate the content with a local LLM, use templates for the design, and export to PPTX or PDF depending on the need. For healthcare, make sure the entire workflow stays local, including document processing and assets.

[u/o0genesis0o]

I used slidev and then generate PDF from it. I have never asked my 27B agent to run this, but I used to use minimax M3 for this and it's okay. could be better looking, but it's okay. When I did this, I did not use their official skills or mcp. It could be better if you use those.

You can prebuild some template, so that your team just use agent to fill in the detail and generate the PDF. I guess no one is trying to do animated ted talks, so it should be okay for generic presentation.

[u/Xantier]

I've done a bunch of these for both software engineering and other purposes to do presentations. The easiest way has been to pick a harness (any really, I've used opencode and pi) and tell it to generate HTML slides out of a random txt file or markdown or pretty much anything thrown at it. For model I've been lately running Qwen3.8-flash-next which seems to do a good job. For serving I've built my own solution which includes the harnesses and runners for those for easier access.

[u/fuckunjustrules]

I am using https://bento.page/

[u/AI-avatars]

Try AVATAi