Airflow (scheduler),
Hive (data warehouse),
Spark (big data processing engine)
Hadoop YARN (distributed cluster resource manager)
Slider (an application to deploy existing distributed applications on Yarn cluster)
OpenTSDB/Grafana (a scalable, distributed monitoring system)
DOT (distributed incremental search engine)
DDK/Cana (event-driven near-realtime serverless compute solution)
C3 (PaaS, Hadoop cluster)
Cuve (PaaS, HBase, K…)
nBase-ARC (PaaS, Redis Cluster)