Creddon - Tweet for a cause and a sponsor will donate $1 to charity
Medium API - Official Medium API
Wheelys Dreams - Crowdfunding for making dreams become real
Characters - Characters makes it easy for writers, designers and developers to access special characters. They are easily found and copied to your clipboard, either as html code or as the character itself.
UpEffect - Crowdfunding for social good products
Bytes - Your weekly dose of JavaScript