Tool for Group Policy inventory in windows server 2008 R2

we have windows 2008 r2  domain environment, there lot of group policies applied on domain. want know there tool available can generate inventory of group policies in domain.

with regards,

sanjivram

well there obvious answer, group policy management, there specific reason why not use that? alternative if want run inventory on existing policies use tool microsoft:

group policy inventory (gpinventory.exe) 

if looking third party solution have @ dated article lists number of vendors have tools available:

buyer's guide: group policy management tools 

product information table

Windows Server  >  Group Policy