The Open Cell Library files are in flow/kits

Conditions for Use :
The Open Cell Library is intended for use by universities, other research activities, educational programs and Si2.org members. 
However allowed, the Open Cell Library is not intended for commercial use. 
If you have questions or concerns then please contact Si2

The Open Cell Library is provided by Nangate under the following License:

Nangate Open Cell Library License, Version 1.0. February 20, 2008

Permission is hereby granted, free of charge, to any person or organization obtaining a copy of the Open Cell Library and 
accompanying documentation (the "Library") covered by this license to use, reproduce, display, distribute, execute, and 
transmit the Library, and to prepare derivative works of the Library, and to permit third-parties to whom the Library is 
furnished to do so, all subject to the following:

The copyright notices in the Library and this entire statement, including the above license grant, 
this restriction and the following disclaimer, must be included in all copies of the Library, in whole or in part, 
and all derivative works of the Library, unless such copies or derivative works are solely in the form of machine-executable object 
code generated by a source language processor. The library has been generated using a non-optimized open PDK and is not suited for any 
commercial purpose. Measuring or benchmarking the Library against any other library or standard cell set is prohibited. 
Any meaningful library benchmarking must be done in collaboration with Nangate or other providers of optimized and production-ready PDKs.

THE LIBRARY IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE 
WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE COPYRIGHT 
HOLDERS OR ANYONE DISTRIBUTING THE LIBRARY BE LIABLE FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE, 
ARISING FROM, OUT OF OR IN CONNECTION WITH THE LIBRARY OR THE USE OR OTHER DEALINGS IN THE LIBRARY.