Sourceful - A search engine for publicly-sourced Google docs
Content Marketing Stack - A curated directory of content marketing resources
Gamayun - An AI tool that researches and summarizes any topic for you
Insense & Paid Media - Find creators for short-term and long-term partnerships
CareKit by Apple - Open source software framework for creating health apps
Top Instagram Influencers Ranking - Curated directory of Instagram bloggers by country&category