Over the years I found some good resources online for various things that can be helpful as a motion graphics designer. One of the most common things I search for are textures and it's always handy to know a website that offers images you can use for your commercial projects. Here is a list of website I know that are offering free or cheap resources for your everyday design work. I would love to see this list grow over time so please feel free to send in any sites you're using: email@example.com
Disclaimer: Please check the license on everything you're using. Not everything is free for personal and commercial use. I am not responsible for illegally used resources and be aware that a license can be changed by the license holder. If you have doubt please contact the responsible website and ask or don't use it at all.
cgtextures.com Probably the most popular texture site out there. Great pictures organised in Categories. Some are tiled, huge or come in a set. Sign up for 15MB free per day.
texturelib.com Another website with high resolution textures. You only get one free per day.
openfootage.net Textures, Clouds, HDRI Panoramas and time-lapse footage.
creativebloq.com 40 Free textures
abduzeedo.com Free texture packs on abduzeedo.com The textures are coming from different sources so check the license for every image.
dafont.com Great font website. Watch out for the comment on the right side if its free for commercial use.
fontsquirrel.com A really good site to find high quality, commercial-use free fonts.
fontspace.com Another website for fonts. Check out the comment below the font if you're able to use it commercially.
fontscafe.com Free fonts from Fontcafe.
behance.net Free fonts on Behance. Please check if they are free to use on commercial projects.
viz-people.com: Recently discovered. Some 3D models, people & kids cutouts & Sky backgrounds
c4d.visibli.com: Free Cinema 4d models,Scripts, Textures and tutorials Please check the rights on every item you're downloading and make sure you're allowed to use it in your commercial project.
turbosquid.com: You can find some free 3D models here.