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recommended launcher for minimumlist
(f-droid.org)
F-Droid is an installable catalogue of FOSS (Free and Open Source Software) applications for the Android platform. The client makes it easy to browse, install, and keep track of updates on your device.
Matrix space | forum | IRC
I've never saw the app use internet through my firewall. That was without a block but I blocked it just in case some future attempt was made