Buddhism is very popular with a lot of people, and has lots of elements that people can either focus on or ignore. I think its the easiest eastern religion to jump to. If your feeling very ?colorful? you could try looking into various types of Hinduism. Both of those two choices should allow you to join groups of like-minded. In my mind Taoism is much more selective in both directions ie hit or miss in both directions.
How about unitarian universalism, it seems to best fit what you describe for yourself