Wheelys Dreams - Crowdfunding for making dreams become real
Startup Stash - A curated directory of 400 resources & tools for startups
Creddon - Tweet for a cause and a sponsor will donate $1 to charity
ProppyJS - Functional props composition for UI components (React & Vue)
eSolidar - Charity shops and online auctions to support great causes
Devhints - TL;DR for developer documentation