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choc
A collection of header only classes, permissively licensed, to provide basic useful tasks with the bare-minimum of dependencies.
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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.
Btw I am also implementing some midi stuff on the rp2040 and I found a nice library, which is easy to use (header only) and has a lot of classes for common audio / Midi problems and saves you the time to implement all the midi stuff by hand: https://github.com/Tracktion/choc
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