As of June 2009, there will be a new set of compliance requirements. This list, in its current state, is not necessaily reflective of server software compliance. Please ask your server software vendor/developer about future compliance testing and what it means for the implemented software.
| Product Name |
Product Version |
RETS Version |
Test Date |
Venue | Company | Contact |
| Cornerstone | 2.3 | 1.5 | 25 November 2008 | Ronin Tech | MRIS | Diane Smith |
| SE RETS | 1.5,1.7 | 13 October 2008 | Plugfest,Ronin Tech | Solid Earth | Leslie Cobb | |
| connectMLS | 1.5,1.7 | 18 April 2007 | Plugfest | dynaConnections Corp | Peter Jang | |
| RETS IQ Contact | 1.0 | 1.5 | 13 February 2007 | Bridge | Bridge Interactive Group | Marc Smith |
| REIL InfoLink | 1.5,1.7 | 06 December 2006 | Plugfest | REIL | Frank Tadman | |
| Realty Server | 1.5,1.7 | 25 September 2006 | Self-test | RealtyServer | George Walker | |
| MarketLinx Tempo | 1.5 | 03 August 2005 | Plugfest | First American MLS Solutions | Kerry Tarr | |
| RETS Ref Impl Server | 1.5,1.7 | 12 April 2005 | Ronin Technologies Inc. | Paula O'Brien | ||
| Tarasoft Matrix | 2.0 | 1.5 | December 2005 | Plugfest | Tarasoft | Markus Mathieson |
| MLXchange | 1.0 | 1.5 | 12 April 2005 | Plugfest | First American MLS | Info |
| Rapattoni MLS | 1.5 | 07 December 2004 | Plugfest | Rapattoni | RETS | |
| Navica Revolution | 1.0 | 1.7 | 04 September 2007 | Ronin Technologies | Systems Engineering Inc. | Alex Dennis |
| InnoVia | 1.1 | 1.5,1.7 | 10 October 2008 | Ronin Technologies | Marketlinx | Ethan A. Bailey |
| Paragon | 3.0 | 1.5 | 22 Sep 2003 | Avantia | FNIS | |
| REExplorer | 3.0 | 1.5 | 22 Sep 2003 | Avantia | FNIS | |
| ARIS MLS | 1.7 | 1.7 | Automated Regional Information Systems | C. Drew Moyer | ||
| FlexMLS Web | 1.5 & 1.7 | December 2005, October 2003 | Plugfest | FBS Data Systems | Jaison Freed | |
| Metrolist | 1.5 | Plugfest | Metrolist | RETS Support | ||
| Variman | 1.5 | Plugfest | Center for Realtor Technology | Keith Garner | ||
| Quest | 1.5 | Plugfest | Quest | Mohammad Yousaf |