TensorBase is a new big data warehousing with modern efforts
World's first open source data quality & data preparation project
Design, automate, operate and publish data pipelines at scale
CrNiCKL (chronicle) is a Java database for time series
Data quality analysis, profiling, cleansing, duplicate detection +more
CRM/CMS/DBMS/WEBSERVER/PROJECTMGT
ChronoDB is a data manager for generic time series.