Startup Playbook - Written by Sam Altman & Illustrated by Gregory Koberger
Publishizer - Launch a preorders campaign for your book
Creators Log - Share your product creation journey
Noteflight - Noteflight is an amazing online notation editor.
Single Founder Handbook - A step-by-step guide for bootstrapped software entrepreneurs
Fulfil.IO - Cross Channel (offline, online, social & mobile)ERP for retailers.