PRS Technologies, Inc.
Peter Schmidt offers Informix tool and database administration resources.

Marco on the Web
Several Informix related utilities and tips, including information on running Informix on Linux.

IIUG Popular Links
Popular Informix-Related Links

Informix Software, Inc.
Technical Information, Product downloads and sales material for all their Database products and development tools.

Archive of Informix Skilled Jobs
Mail archive of Informix related jobs includes contract and full time.