-
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://snipeitapp.com [already mentioned]
I would recommend looking into inventree.org - an MIT-licensed software for part, stock and BOM management mainly oriented towards electronics.
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.