1. AmyA C++11 compliant header-only asynchronous MySQL client library based on Asio. Enables you to work with MySQL in both asynchronous and blocking ways.
4. spearA playground for experimenting ideas that may apply to Spark SQL/Catalyst
5. foundA dead-simple wrapper over locate and xdg-open to search and open files
6. brainsuckA simple optimizing Brainfuck compiler (used as the demo for my QCon Beijing 2015 talk)