-
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.
There were some big improvements on the SLAM side in 2020 that you might be interested in. This is an index of some papers with conference submission year and code links. I have no affiliation with the github repo linked, but I think it does a good job.
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.