IBM DB2 Product Family
Official homepage for IBM DB2 on all platforms, including support, orders, downloads, and technical libraries.
Bonnie Baker Corporation
Consulting and training for DB2, including the popular "Things I Wish They Had Told Me" series
DB2 for LUW Cookbook Downloads
Graeme Birchall, a DB2 for LUW authority, puts out free PDF-format "SQL cookbooks" with sample code, tricks and hints.
Blog with helpful articles and tutorials about DB2 for z/OS.
Blog and consultant services.
GSE UK DB2 Working Group
A Working Group of the UK GSE organisation and covers all aspects of DB2 on both the Mainframe and Distributed (LUW) platforms.
IBM DB2 Benchmarks
Lists performance benchmark results for IBM DB2.
IBM DB2 Express-C Downloads
Free edition of DB2.
IBM DB2 for Linux UNIX Windows 9.5 Information Center
The official manual for DB2. It contains instructions and full reference of DB2 functionality.
IBM DB2 for Linux, UNIX, and Windows
Contains edition descriptions, resources, downloads, and case studies for DB2 on LUW.
IBM Information Management Redbooks
Redbooks, named for their red covers, are technical how to books written by IBM professionals. They can be downloaded as PDF documents.
IDUG: International DB2 Users
IDUG is the International DB2 Users Group. IDUG provides information and support to DB2 Users and Vendors about DB2 database products, DB2 conferences, other DB2 user groups, and other DB2 vendors.
Directory of DB2 blogs
Descriptions and ordering information on books about SQL for DB2.
Provides DB2 services and education.