1. Apache Hadoop. https://hadoop.apache.org/.
2. Full-Stack OpenFlow Framework in Ruby and C. http://trema.github.io/trema/.
3. Message Passing Interface (MPI). https://computing.llnl.gov/tutorials/mpi/.
4. MVAPICH: MPI over InfiniBand, 10GigE/iWARP and RoCE. http://mvapich.cse.ohio-state.edu/.
5. Performance Visualization for Parallel Programs. http://www.mcs.anl.gov/research/projects/perfvis/.