-
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.
https://glacierprotocol.org is a high quality guide for creating your own robust air gapped solution using your own hardware. Even if you don't follow the guide it is excellent inspiration for your own setups and derivations.
https://github.com/bitcoin/bitcoin <- the repo
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.