The Best Web 2.0 Software of 2005

A very nice list of best of Web 2.0 software is to be found on this weblog.
If you want to get started, start here. But even for Web 2.0 addicts, there will be something useful here. Very nice.

ProgrammableWeb: the reference on web2

ProgrammableWeb is what it is: "ProgrammableWeb is a web-as-platform reference site and blog delivering news, information and resources for developing applications using the Web 2.0 APIs."
This, together with eHub, will let you stay up-to-date on Web 2.0. Very cool.