Great F*cking Startup Advice - Strongly worded suggestions for startup founders
Planny.co - Planny is lightweight Twitter scheduler. Grow faster with calendar planner, multi account management, advanced drafts and analytics.
Startup Notes - Most actionable advice from each Startup School speaker
Gone - An ephemeral to-do list
First Search - The world's best startup advice, curated and searchable.
Day Night - A desktop app that kills the procrastination in you.