Tribe of Mentors - Short life advice from the best in the world, by Tim Ferriss
Mentory - On demand career mentors to succeed at work.
Pathwright - Teaching platform where educators, trainers and others can easily create online courses.
upcoach - The platform to scale your group, cohort, or 1-on-1 coaching
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.
Awesome Peers - Discover 900+ people who have free video call options