interested in fan art, illustration, ui kits, photos, etc.
On
Uplabs worth a look. A lot of interfaces. Add work from other resources. Even with the CodePen demo build. Your work will be able to add other people (I didn't get the point, but is there any person can fill the job with other resources, putting on the author).
On
Behance too, there are interesting things, but overall, the content of varying quality. A lot of artists. A lot of illustrations. The interface is not clear. But there is a constructor for the work, there are a lot of buttons - better to watch. Lately without VPN off some features.
If you need photos -
Unsplash. About download the work was not interested, but the quality of the content there invariably high.
dribbble.com interesting option, what is your opinion about it?
To put your need an invite, it reduces the amount of bad content. Limited size of the images. The impression of the neutral site, but a lot of interesting people/studios spread their work. You can go to be inspired.