There are many vendors available who can help you set up a Broker Reciprocity Website (also known as IDX).  We encourage you to research vendors and pick the one that best meets your needs and budget.

The following are the vendors that have contracted with NorthstarMLS® for the RETS data feed:

a la mode, inc.
Agent BizzUp
Apex Effect
Arran Technologies
BlueRoof360
Circus Software
Delta Media Group
Diverse Solutions, Inc.
eNeighborhoods
HouseHunt, Inc.
IDX, Inc.
iHomefinder
iHOUSEweb
Kemteck
Kukui
LPS Real Estate Group
Market Leader
Myrsol
Netaspects
Onboard Informatics
Onjax
PanoSys Consulting
PC Dudes
Property Minder
RealBird
Real Geeks
Real Estate Home Pages
Real Estate Webmasters
Realty Soft 
Reliance Network
Sigma Networking, Inc.
UltimateIDX
WhereToLive.com
Wolfnet Technologies
YourMLSsearch.com
Zurple, Inc.