WorksHub - Helping Software Engineers find paid work, learn and get hired through Open Source contributions. WorksHub is made up of computer scientists, machine learning experts and the best in talent acquisition.
Litnerd - The Pixar for education, reading program for K-5 schools
Hacker Noon - How hackers start their afternoons.
Cotrio - The most beautiful way to move your brain and imagination
Indie Hackers - Connect with fellow entrepreneurs, developers, and bootstrappers who are sharing the strategies and revenue numbers behind their companies.
WonderBox - Wikipedia for kids — Learn with friends and family