User Inyerface - A painful illustration of bad UX
Start Craft - Start Your Journey, Craft Your Identity
Befront - Learn UX/UI design skills in practice with bite-sized tasks
Paydevs - Awesome OSS Monetization - A curated list of awesome monetization approaches for OSS
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.
Learn Mobile Design - A curated list of mobile design resources