Most renpy games I have seen are unfortunately not completed!
If you do not know it already head on over and try out "
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" by DrPinkCake - it is not entirely completed yet, but it is at 6/8 chapters and the developer is fast & on schedule. I suspect it will be completed by December!
But you have probably already seen Rena and the others in that game since it is on the radar for most people in here.
Lesser known - completed - ren'py titles... hm...
"
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" by Tranquil Studios perhaps? If you are into that sort of art style. The developers recently released another game called "Sunny Shine Funland".
Have fun, I hope you find more gems! :FeelsGoodMan: