A list of excommunications in the last 20 years

... is available over at Canonlaw.info:

I have been saying for some time that excommunication, although neglected in the decades after Vatican II, will be used more frequently in the future. Evidence in support of this prediction is, I suggest, accumulating. This page will monitor instances of excommunication under the 1983 Code of Canon Law.

Some fascinating cases to be found...