Is there a good tool to create these line art "sketch" renditions like that of Kalanick in this article? https://static01.nyt.com/images/2017/04/19/technology/

Is there a good tool to create these line art "sketch" renditions like that of Kalanick in this article? https://static01.nyt.com/images/2017/04/19/technology/24travis/00travis-superJumbo.gif https://static01.nyt.com/images/2017/04/19/technology/24trav...