video

https://www.pexels.com/videos/
Pexels provides high quality and completely free stock photos & videos licensed under the Pexels license. All photos are nicely tagged, searchable and also easy to discover through our discover pages.

https://www.openplanet.org/
Open Planet is a trusted, ever-growing visual asset library, created to address the challenge global storytellers face in scaling up communications about the planetary crisis. By capturing high-quality, inspiring footage, teamed with credible, world-class science, and making it accessible to all and available for free, we're empowering global and local content creators to tell stories that will drive the changes needed in the next decade.

https://pixabay.com/videos/
Pixabay is a vibrant community of creatives, sharing royalty-free images, videos, audio and other media. All content is released by Pixabay under the Content License, which makes it safe to use without asking for permission or giving credit to the artist - even for certain commercial purposes.

https://mixkit.co/
Video, Music, Sound fx & editing templates
On Mixkit, we have a specific license for each of our item types. Be sure you are aware of which license applies to the item you have downloaded: https://mixkit.co/license/ 

https://www.beeple-crap.com/vjloops
All videos are released under the Creative Commons license and are available for both commercial and non-commercial work in ANY form. Please see audio credits on Vimeo. All audio rights are retained by their respective owners.

https://coverr.co/
Download royalty free (for personal and commercial use), unique and beautiful stock video footage for your website or any project. No attribution required.

https://mazwai.com/
Mazwai.com is a resource for free hand-picked stock footage and moving images, created with one clear mission: to give creators around the world free access to beautiful stock footage, with simple licensing.