Сервисы с иконками для своих проектов если нет времени рисовать свои:
http://www.flaticon.com
https://www.iconfinder.com
https://icons8.com
https://material.io/icons/
http://fontawesome.io/icons/
http://www.ego-icons.com
https://streamlineicons.com
https://thenounproject.com
https://picons.me
https://useiconic.com/icons/
https://linearicons.com
https://iconsmind.com
http://fontastic.me
https://www.iconexperience.com/o_collection/icons/
https://iconmonstr.com
http://adamwhitcroft.com/climacons/
https://www.swifticons.com
http://glyphicons.com
http://www.entypo.com
http://map-icons.com
http://www.defaulticon.com
https://smashicons.com