Informix database software is designed to help clients cut costs and respond quickly to market trends. Informix helps clients and partners speed the deployment of critical business solutions at lower cost while boosting performance. Three editions are available for download: Ultimate Edition, Developer Edition, and Innovator-C edition.
Download a trial version of Informix Ultimate Edition or download one of the free editions: Informix Developer Edition (for development use only) or Informix Innovator-C Edition (for small production workloads.) (Compare editions.)