1. 2005. ASM. https://asm.ow2.io/
2. 2007. Apache HBase. https://hbase.apache.org/
3. 2008. Apache Hadoop MapReduce. https://hadoop.apache.org/docs/current/hadoop-mapreduce-client/hadoop-mapreduce-client-core/MapReduceTutorial.html
4. 2010. Apache ZooKeeper. https://zookeeper.apache.org/
5. 2012. Chaos Monkey. https://netflix.github.io/chaosmonkey