Best htmx Alternatives ranked by AI · updated Aug 2026

htmx is an open-source JavaScript library that lets HTML trigger AJAX requests, server-rendered fragment swaps, browser history updates, and WebSocket interactions. It targets developers who prefer hypermedia and server-rendered interfaces over a large client-side framework.

Developer: Big Sky Software Price: Free, open source 🎯 htmx.org

Top 6 htmx alternatives

2 Swup logo

Swup

Swup contributors

Swup is an open-source JavaScript library for adding animated page transitions to traditional multi-page websites. It targets frontend developers who want SPA-like...

Pros

  • Framework-agnostic and works with standard server-rendered websites
  • Provides lifecycle hooks and plugins for transitions, scripts, accessibility, and preloading
  • Adds SPA-like navigation without requiring a full application rewrite

Cons

  • Requires careful handling of scripts and page-specific initialization
  • Needs additional accessibility work for focus management and reduced-motion preferences
  • Less suitable than Turbo or Unpoly for server-driven application behavior
3

PJAX is a jQuery plugin that uses AJAX and pushState to deliver a fast browsing experience.

Pros

  • Fast page loading
  • Easy to implement

Cons

  • Limited browser support for pushState

Barba.js is a small, flexible JavaScript library that helps you create fluid and smooth transitions between your website's pages.

Pros

  • Smooth transitions
  • Customizable animations

Cons

  • Requires some learning curve
5

Unpoly

Unpoly GmbH

Unpoly is an open-source JavaScript framework for progressively enhancing server-rendered web applications. It updates fragments, manages navigation history, handles overlays, and supports...

Pros

  • Combines fragment updates, overlays, forms, caching, and navigation in one system
  • Supports server-rendered applications with less frontend code than a typical SPA
  • Provides stronger built-in conventions for history and fragment management than Swup

Cons

  • Larger conceptual and runtime footprint than Swup's focused transition model
  • Requires server responses to follow Unpoly fragment conventions
  • Less appropriate for applications built primarily around client-side state
6

Highway

Highway contributors

Highway is an open-source JavaScript library for building smooth transitions between pages on multi-page websites. It provides a router-like navigation layer and...

Pros

  • Designed specifically around animated multi-page transitions
  • Provides lifecycle hooks for coordinating page loading and animation
  • Can be combined with popular animation libraries

Cons

  • Smaller ecosystem and lower adoption than Swup or Barba.js
  • Less comprehensive plugin and integration coverage than Swup
  • Requires manual accessibility and page-script management

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