Indie Hackers - Connect with fellow entrepreneurs, developers, and bootstrappers who are sharing the strategies and revenue numbers behind their companies.

Wheel of Life - Self coaching tool for personal development and goal setting

Startup Notes - Most actionable advice from each Startup School speaker

Habit Challenge - Habit Challenge is an elegant mobile app that helps you to create new daily routines and keep you on track.

Female Founder Stories - A collection of interviews with Y Combinator’s female alumni

Youtine - Develop self-discipline, without using an app.