Plans, the best web calendar.
Users say:
I did hit some bumps for the installation, but now that I have it installed it's working fine. And it's very customizable--in minutes I was able to apply the design from my website to the calendar.

Who uses Plans?

Plans is currently used by:

See what Google has to say.

Plans has an entry on Freshmeat, where some folks have posted comments.

TotalChoice Hosting has detailed instructions for running Plans on their servers.
(Disclaimer: has no business relationship with TotalChoice Hosting.)

(Disclaimer-er: In fact, has no business relationship at all. The ".com" is sort of misleading.)