Google Open Source - All of Googles open source projects under a single umbrella
MartechGuru - Keep track of your marketing technology SaaS contracts easily. No more spreadsheets.
SmallDevTools - Handy developer tools with a delightful interface
CabinetM - Pinterest for marketing tools: find, compare and build stack
whatdevsneed - This is whatdevsneed.
The Angel Philosopher - A compilation of Naval's wisdom, knowledge and thoughts.