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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.
I use org mode for task management. I have just discovered accounting with Beancount (a awesome plain text accounting tool), with emacs support
FYI, the author of ledger John Wiegley which inspired beancount and others is one of the Emacs maintainers. He also made significant contributions to Org mode.
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