Memgraph - Memgraph is an open source graph database built for real-time streaming and compatible with Neo4j. Whether you're a developer or a data scientist with interconnected data, Memgraph will get you the immediate actionable insights fast.
QuestDB - QuestDB is the fastest open source time series database
TerminusDB - TerminusDB is an open source model driven graph database for knowledge graph representation designed specifically for the web-age.
PipelineDB - Realtime analytics database
Webiny - The Enterprise CMS platform that you can host on your cloud
Waste Not - Open-source database of sustainable suppliers