-
InfluxDB
Power Real-Time Data Analytics at Scale. Get real-time insights from all types of time series data with InfluxDB. Ingest, query, and analyze billions of data points in real-time with unbounded cardinality.
Have a look at PlantUML. It allows you to simply write the connections and the drawings will be created automatically (using the correct syntax of course).
plantuml is a nice to have for uml diagrams. An open source self hosted editor Kroki handles plantuml and also other uml
NOTE:
The number of mentions on this list indicates mentions on common posts plus user suggested alternatives.
Hence, a higher number means a more popular project.