Invision - Prototyping and collaboration for design teams
Tribe of Mentors - Short life advice from the best in the world, by Tim Ferriss
Marvel - Turn sketches, mockups and designs into web, iPhone, iOS, Android and Apple Watch app prototypes.
MentorCruise - Personalized mentorship experiences
UXpin - Design is really about solving problems. UXPin is the UX Design Platform that gets that right.
Frontend Mentor - Supercharge your front-end skills by building in a real-life workflow. Solve real-world HTML, CSS and JavaScript challenges whilst working to professional quality designs.