htmx

Trigger AJAX requests and update DOM elements via HTML attributes.

15|4|Updated Jan 20, 2026
One-click install
npx skills add https://github.com/cofin/flow --skill htmx-cofin
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: htmx
Source: https://github.com/cofin/flow/tree/main/skills/htmx
Command: npx skills add https://github.com/cofin/flow --skill htmx-cofin

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes references (resource) components.

What problem does it solve?

This Skill simplifies the creation of dynamic, interactive web interfaces by allowing you to update parts of your HTML directly from your server without writing complex JavaScript.

Core Features & Use Cases

  • Hypermedia-Driven Applications: Build modern UIs with HTML as the primary language, reducing the need for heavy client-side frameworks.
  • Partial Page Updates: Swap content in specific DOM elements based on server responses.
  • Use Case: Imagine a product listing page where clicking a "load more" button fetches and displays additional products without a full page reload, using HTMX attributes on the button.

Quick Start

Use the htmx skill to create a button that loads content from '/items' into a div with the ID 'item-list'.

Frequently Asked Questions about htmx

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I update HTML elements dynamically without writing JavaScript?

Partial page updates work by triggering an AJAX request from an HTML attribute like a button click. The server responds with a partial HTML fragment, and htmx swaps that fragment into a target DOM element's inner HTML without reloading the page.

What is a hypermedia-driven application and how does it handle AJAX?

A hypermedia-driven application uses HTML as the primary language for interactive UIs. It handles AJAX by embedding request triggers and swap strategies directly in HTML attributes, allowing the server to render and update DOM elements seamlessly without a heavy frontend framework.

How do I submit forms and swap content using HTML attributes?

You can submit forms and swap content by adding htmx attributes to your form elements. These attributes define the request type and target DOM element, allowing the server to process the form submission and return a partial HTML response that updates the UI.

Can I build a dynamic frontend with HTML instead of a heavy client-side framework?

Yes, you can build dynamic web UIs using HTML attributes to trigger AJAX requests and update DOM elements. This approach reduces the need for heavy client-side JavaScript frameworks by relying on server-side partial HTML rendering.

Does htmx work with server-side frameworks for partial HTML rendering?

Yes, htmx integrates with server-side frameworks for partial HTML rendering. It sends AJAX requests from HTML attributes, and the server responds with HTML fragments that are swapped into the DOM, making it compatible with any backend that renders HTML.

What are the limitations of using HTML attributes for dynamic UI updates?

Using HTML attributes for dynamic UI updates means relying heavily on server responses for DOM manipulation. This approach may not suit applications requiring complex offline logic or heavy client-side state management, as it is designed for hypermedia-driven server interactions.