Habit List - Create good habits and break bad ones with the app that keeps you focused.
Oozled - Curated resources for everything design related
Momentum - Agile goal and performance management
PromoteProject - PromoteProject is a site where you can showcase your startup, blog posts, software, games and books.
Habitica - Habitica is a free habit building and productivity application.
WD Stack - Curated resources for frontend designers/developers