Lynx Geosystems offers solutions to sync Real Estate Transaction Standard (RETS) servers with cloud servers on a daily basis. The product is Rets2Cloud, and is currently in use with the largest Real Estate Multiple Listing Services (MLS) in the country, including the Texas NTREIS.
Please see http://rets2cloud.com

Lynx Geosystems is proud to offer a new tool for Cloud Database users: SQL2SDB, for syncing a SQL server with the Amazon Simple DB cloud database.
Features:
- Command line program runs on Windows.
- Uploads entire SQL table into Amazon Simple DB with quick setup.
- Syncs data upon successive runs using smart algorithms.
- Chunks large fields into 1024 byte units for Simple DB compatibility.
Please enquire for pricing.