There are numerous small condo/mixed use developments and about a dozen really large development projects underway in downtown Tempe at the moment. The East Valley Tribune has done a number of articles on the projects (Centerpoint Condos, Long Wongs, Onyx Tower, The Mill).
Other than EV Tribune articles I have come across a few good sources for information on Tempe developments. Even though its not authoritative, there is an excellent Tempe Development discussion thread on Skyscraperpage.com. There is also a City of Tempe Construction Photo page and Development Report.
Some of the smaller developments are:
- The Brownstones
- The Vale
- Merrion Square
- Tempe Lofts
The larger developments include: