Show HN: Bento - An entire PowerPoint in one HTML file (edit+view+data+collab)
Bento is a tool that allows users to create entire PowerPoint-style presentations within a single HTML file. It supports features like animations, data visualization, and collaborative editing.
Why it matters
It offers a lightweight, portable alternative to proprietary presentation software, emphasizing web-native formats for slide decks.
· a hero / full-slide image → full-bleed image (0,0,1280,720) + a scrim
rect + text on top, with a slow ken-burns drift
(fx:{ambient:"kenburns",ken:{dir:"drift",scale:1.08,duration:20}}).
· a sequence / flow / timeline / connection → a line or path with a
loop (fx:{loop:{type:"dash-march",...}}), or morph a highlight through it.
· a headline number → big, with fx:{countUp:true}.
· every cover / section divider → at least ONE ambient motion so it is
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