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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.
An alternate option, which you probably also won't find an off-the-shelf solution for, is to use a microcontroller and a couple of relays. You can steal 90% of the bones from my project here: https://github.com/mstratman/relay-bypass Switch to an attiny84 or something else with more pins, add a second foot switch, get rid of the muting, and add the toggle logic.
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