A place to share alternatives to popular online services that can be self-hosted without giving up privacy or locking you into a service you don't control.
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We welcome posts that include suggestions for good self-hosted alternatives to popular online services, how they are better, or how they give back control of your data. Also include hints and tips for less technical readers.
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munin is the veteran of monitoring. It offers an easy plugin API, graphs and alerts. I use it for everything (temperarure, stock prices, API of the local water park etc.) since with curl, jq + bash you can create a plugin in minutes (or any other language you like).
There are much more modern solutions, just putting it here in case you want some low maintenance, tried & proven, rock solid solution that "just works". It's written in perl and maintained by a nice community.
I can't help you, but Popey from the Linux Matters podcast recently talked about this with his Mini EV.
https://popey.com/blog/2023/09/using-bimmer-connected-with-my-mini/
Cool! Checking this out!