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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.
Can't speak much for Ethereum DAOs, but NEAR released their Sputnik DAO system that makes setting up DAOs pretty easy, you can check out the code here. It's a bundle of smart contracts that enable specific accounts to do things, like make changes to the code and assign other accounts with new roles/actions. The important part is taking the smart contract backend and integrating it with a user friendly frontend so people can actually interact with it.
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