Animation film 

Public domain animations:

1. Internet Archive (archive.org):

   • The Internet Archive is a vast resource of public domain content, including many classic animations. You can explore collections of old cartoons and animations here.

   • Internet Archive Animation Collection

2. Public Domain Review:

   • The Public Domain Review offers a curated collection of public domain works, including some notable animations.

   • Public Domain Review Animation

3. Open Culture:

   • Open Culture provides links to free cultural and educational media, including public domain cartoons and animations.

   • Open Culture Free Animations

4. Prelinger Archives:

   • Part of the Internet Archive, the Prelinger Archives contain a treasure trove of ephemeral films, including educational and industrial animations.

   • Prelinger Archives

5. National Film Board of Canada (NFB):

   • While not all content is public domain, the NFB offers a selection of free-to-watch animations that can be educational and entertaining.

   • NFB Animation

6. Cartoon Research:

   • Cartoon Research is a resource for finding classic animation, and while it mainly provides information, it also links to where some public domain cartoons can be viewed.

   • Cartoon Research

7. YouTube:

   • YouTube hosts numerous channels dedicated to public domain content. Searching for "public domain cartoons" or specific titles can yield many results.

   • YouTube Public Domain Cartoons

These resources should help you find a wide array of public domain animations to enjoy and use freely.