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Revengate
(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.
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I tried to open the link with F-Droid, but it immediately crashed.
You probably need to update the repositories in-app since it was added just 2 days ago, I had the same issue and doing this fixed it