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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.
For a small amount of visits, Cloudflare Workers can be used for free, serving 100 thousand requests per day (a single page visit likely take a dozen or so requests)
If you pay for a decent VPS, php-proxy as its name implies requires PHP, ideal if you need people to be able to log in (depending on the site security) and expect medium traffic.
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.