Tribe of Mentors - Short life advice from the best in the world, by Tim Ferriss
Pathwright - Teaching platform where educators, trainers and others can easily create online courses.
The Mentoring Club - Free mentoring from the best in their field
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.
Mentorcam - Mentorcam is a marketplace where people can access well-known public figures for 1:1 advice and mentorship.
Hopps - Start instant screenshare sessions with vetted experts to get help with the tools you use at work all day, every day.