3D-IC Design Tools and Flow

EE Times describes a workable toolset and flow.  Designers, can you recommend alternate (or additional) tools for 3D-IC design?

The EE Times article is in two parts:

http://eetimes.com/design/eda-design/4230578/Building-3D-ICs--Tool-Flow-and-Design-Software

http://eetimes.com/design/eda-design/4230786/Building-3D-ICs--Tool-Flow-and-Design-Software-Part-2

By Gretchen Patti on Dec. 01, 2011 Site: 3D InCites (Public) Forum: Open Forums - # of views: 608