I ran across this post while looking for the same thing, figure I might as well add what I do have and hope someone with more info sees this post as a result.
First there's
Degrees of Lewdity by
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. The story is a bit on the darker side, but you're also given a lot of freedom to go do whatever you want.
Then, on the more furry side of things I found
Lilith's Throne by
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. Worth noting that most if not all of the furry content can be disabled, though that will mess with the story a bit. The story is a bit more light hearted and the game feels a little more polished than DOL.
Finally, a game I've never played but heard people recommend:
T.i.T.S. by
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. This game is also pretty heavy on the furry content, But given it's all about exploring a whole universe, I'd say that one probably has the most exploration/adventure content out of the three.