I haven't announced anything there in six months, but here is the announcements mailing list page for "Xenan" which is currently envisioned as an instance of a "pit" in the Tipjar Ledgers universe.

There's also a dev list which I would be glad to add you to if you would like to assist with making my still-unfunded first wave dot-com project something more solid than a dismissable old guy ranting about his status as a never-was also-ran.