Here are some 11 resources & websites to download Vector, Icon and PSD files & stock graphics. All of them are free & you can use them without restrictions.

Photopea is a web tool that lets you create, open, edit Photoshop & GIMP image files using its free online photo editor, using Filters & other features.

Photoshop Mix can open PSD files from Photoshop on the desktop, as well as images from Creative Cloud, Lightroom Mobile, Facebook, and the camera roll.