Based on our record, Shower seems to be more popular. It has been mentiond 1 time since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
What do you mean by interactive? If you're talking slideshows, then stuff like reveal.js, impress.js, deck.js, or shower would do the trick. Source: about 2 years ago
Slides - Slides is a place for creating, presenting and sharing presentations. The Slides editor is available right in your browser. Unlike traditional presentation software, like PowerPoint, there's no need to download anything.
Reveal.js - A framework for easily creating beautiful presentations using HTML
SlidesPPT - Beautiful free presentation templates for Google Slides
Prezi - Welcome to Prezi, the presentation software that uses motion, zoom, and spatial relationships to bring your ideas to life and make you a great presenter.
WebSlides - Easily create great-looking HTML presentations.
SlideCamp - Library of PowerPoint slides to kickstart your presentation.