Freepik - vector icons

Freepik offers users, high quality graphic designs: exclusive illustrations and graphic resources carefully selected by our design team in order to provide our users with great content that can be used in both personal and commercial projects.

NOTE: Vector icons can be edited with commercial software such as Adobe Illustrator;  open source software such as Inkscape - and other alternatives.

Click https://www.freepik.com/ link to open resource.