Polyfill implementing the Web Animations API, including grouped and sequenced effects.
Get told when a new site ships with web-animations-js.
Stackdar watches every launch we detect and sends you the ones using web-animations-js, by email, Slack or webhook. On every plan, from £15 a month.
See how alerts workFound via: StackScope Discovery (Indie) 1 · StackScope Wider Web 51
web-animations-js has been detected on 52 launches we've crawled, with 6 of those in September 2026 (0.0% of the month's launches so far). The 7-day rolling share is 0.0%, roughly steady week on week. Most recent detection: Helicopter Simulator, today.
It's most commonly paired with Cloudflare, Vite, and Shopify. By product type, the launches using it are most often E-commerce (67%), Content (17%), and Design (6%). By domain ending, launches using it are 1.8 times as likely as the average launch to live on a .com domain.
What kind of products ship with web-animations-js
18 launches
Domain endings using web-animations-js
51 sites
- .com 76.47%
- .online 5.88%
- .mx 3.92%
- .store 3.92%
- .ca 1.96%
Share of new sites using web-animations-js
Each dot is one launch day. Line is the 7-day rolling average. Chart starts at first detection.
Javascript Library leaders
| Tool | % of launches | % of category | ||
|---|---|---|---|---|
| #1 | – |
|
14.34% | 34.59% |
| #2 | – |
|
6.77% | 16.32% |
| #3 | – |
|
6.66% | 16.07% |
| #4 | – |
|
4.24% | 10.24% |
| #5 | – |
|
3.63% | 8.75% |
| … | ||||
| #347 | ▲253 |
|
<0.01% | <0.01% |
Percentages show adoption among indie launches: the share of all analysed launches, and of launches using any Javascript Library tool.Among August launches it ranked #320 in Javascript Library, up from #573 in July. All 1101 in Javascript Library →
Recent launches we can show
1 of the 52 sites using web-animations-js are product launches we list individually. The other 51 are sites we found crawling the wider web: they count towards the figures above, but we do not publish them one by one. How StackScope Discovery works
The StackScope API serves all 52 sites using web-animations-js, filterable and exportable, from £15 a month.