插画
http://www.deviantart.com/
http://www.itsnicethat.com/
http://www.poocg.com/
https://www.artstation.com/
http://www.cgbolo.com/
背景素材
https://500px.com/popular
https://magdeleine.co/browse/
http://www.freepik.com/
https://pixabay.com/en/photos/?order=best&cat=backgrounds
https://www.vecteezy.com/free-vector/background
logo设计
http://logofaves.com/
https://logopond.com/
http://mariodelvalle.github.io/CaptainIconWeb/
http://graphicburger.com/icons-set/
https://www.iconfinder.com/
http://www.flaticon.com/
字体
http://thedesigninspiration.com/
https://fontsup.com/
http://www.ziticq.com/
http://typespiration.com/
http://www.fontspace.com/
https://www.fo