htmx vs shadcn/ui

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

htmx compared with shadcn/ui
Detail	htmx	shadcn/ui
What it does	High power tools for HTML	The Foundation for your Design System
Stage	Not given	Not given
Founded	Not given	Not given
Based in	Not given	Not given
Pricing model	Not given	Not given
Pricing	Not given	Not given
Key features	AJAX requests CSS Transitions WebSockets support Server Sent Events HTML attribute-based API	Button component Badge component Alert Dialog component Dialog component Blocks and charts
What makes it different	Small library (~16k min.gz'd) Dependency-free 67% smaller code base than react Extends HTML capabilities directly	Code you can customize and make your own Thoughtful defaults for accessible components Open source with available source code
Free plan	Not given	Not given
Open source	Not given	Not given
Platforms	Not given	Not given
Public API	Not given	Not given
Community votes	0	0
DR (Domain Rating by Ahrefs)	78 no change since last check	84 no change since last check
Trust Flow (Majestic)	41	33
Citation Flow (Majestic)	52	56
Referring domains (Majestic)	5744	9348

3 details filled in for both companies.