AccumuloTwitter, Slack, Kaidee, CarGurus, Evernote, Medallia
Cassandra1. Apple
2. Netflix
3. Facebook
4. Instagram
5. Twitter
6. eBay
7. Spotify
8. Uber
9. Airbnb
10. Adobe
11. Cisco
12. IBM
13. Microsoft
14. Yahoo
15. Reddit
16. Pinterest
17. Salesforce
18. LinkedIn
19. Hulu
20. Airbnb
21. Walmart
22. Target
23. Sony
24. Intel
25. Cisco
26. HP
27. Oracle
28. SAP
29. GE
30. Siemens
31. Volkswagen
32. Toyota
CouchDBVerizon, Dimagi Inc., Apple, Sinclair Broadcast Group, Perspecta
Apache HBaseBloomberg, Wells Fargo, Apple, Capital One, NVIDIA
Apache SparkNASA JPL, UC Berkeley AMPLab, Amazon, eBay, Yahoo!, UC Santa Cruz, TripAdvisor, Taboola, Agile Lab, Art.com, Baidu, Alibaba Taobao, EURECOM, Hitachi Solutions
Spark SQLUC Berkeley AMPLab, Amazon, Alibaba Taobao, Kenshoo, Hitachi Solutions
Apache KafkaUber, Netflix, Activision, Spotify, Slack, Pinterest
Apache FlinkLogRhythm, Inc., Inter-American Development Bank, Scientific Technologies Corporation, LotLinx, Inc., Benevity, Inc.
Apache Spark StreamingUC Berkeley AMPLab, Amazon, Alibaba Taobao, Kenshoo, eBay Inc.
Cloudera Distribution for Hadoop37signals, Adconion,adgooroo, Aggregate Knowledge, AMD, Apollo Group, Blackberry, Box, BT, CSC
Hortonworks Data PlatformMayo Clinic, Symantec, Progressive Insurance, Noble Energy, Cardinal Health, Rogers, Mercy, Neustar, TRUECar, T-Mobile
Cloudera DataFlowClearsense