I need to know the name of this drawing style, i found a lot of them on dribbble and everywhere. Is there is any tutorials on how to make them?

[![enter image description here](https://i.stack.imgur.com/DJbhN.jpg)](https://i.stack.imgur.com/DJbhN.jpg)
[![enter image description here](https://i.stack.imgur.com/TlW8w.jpg)](https://i.stack.imgur.com/TlW8w.jpg)

[![enter image description here](https://i.stack.imgur.com/nK3pQ.jpg)](https://i.stack.imgur.com/nK3pQ.jpg)
[![enter image description here](https://i.stack.imgur.com/AddE3.jpg)](https://i.stack.imgur.com/AddE3.jpg)
[![enter image description here](https://i.stack.imgur.com/yyHpb.png)](https://i.stack.imgur.com/yyHpb.png)
[![enter image description here](https://i.stack.imgur.com/1sRpf.png)](https://i.stack.imgur.com/1sRpf.png)
[![enter image description here](https://i.stack.imgur.com/3HU79.png)](https://i.stack.imgur.com/3HU79.png)