http://www.scotusblog.com/
This is an extremely detailed blog. Any junkie of the SCOTUS and the confirmation process will appreciate the plethora of info at SCOTUSblog.
Which lists links of each reaction SCOTUSblog has received:
Alliance for Justice
American Center for Law and Justice
Americans for Limited Government
Baptist Joint Committee for Religious Liberty
Bazelon Center for Mental Health Law
Center for Reproductive Rights
Citizens United
Coalition for Constitutional Values
Committee for Justice
Constitutional Accountability Center
Earthjustice
Judging the Environment
Judicial Crisis Network
National Organization for Marriage
National Partnership for Women & Families
Planned Parenthood
People for the American Way
Senior Advisor to President Obama, Valerie Jarrett (from FOX News)
Senator Benjamin Cardin (D-MD)
Senator Chris Dodd (D-CT)
Senator Patrick Leahy (D-VT) (and video, via C-SPAN)
Senator Jon Kyl (R-AZ) (from FOX News Channel)
Senate Majority Leader Harry Reid (D-NV)