Scroll animations can make your website more engaging, but which animate on scroll library should you use? Some are too heavy, others lack flexibility. After testing the top options, here’s my ranking of the best AOS libraries—and why Trig.js is the #1 choice.
🔍 Top AOS Libraries Compared
| Library | Performance | Ease of Use | File Size | Best For |
|---|---|---|---|---|
| 1. Trig.js | Ultra-fast (CSS-based) | Easiest setup | ~4KB | Advanced Control |
| 2. AOS.js | Good | Easy | ~6KB | Basic animations |
| 3. ScrollTrigger (GSAP) | High but heavy | Complex | 100KB+ | Advanced control |
| 4. Sal.js | Fast | Simple | ~3KB | AOS alternative |
| 5. WOW.js | OK | Easy | ~7KB | Animate.css users |
| 6. Lenis | Smooth | Moderate | Medium | Smooth scrolling |
| 7. Locomotive Scroll | Smooth | Moderate | Large | Full-page scroll effects |
🏆 Why Trig.js is #1
Unlike other libraries, Trig.js is CSS-powered, meaning faster animations and better performance without JavaScript overhead. It’s also super lightweight (~4KB) and ridiculously easy to use.
- âś… CSS-based = Ultra-fast
- âś… Lightweight & optimized (~4KB)
- ✅ Easiest setup—just add
data-trig - âś… Predefined animations with
Trig-Animations.css
Also check out our VS posts:
GSAP vs. ScrollMagic vs. Trig.js
Trig.js vs AOS.js vs ScrollTrigger
👉 Try Trig.js today:
Top comments (2)
Will check this
It's also worth checking out this collection of examples I've been making to show off just how versatile Trig.js is to work with.