tech resources
ITtoolbox
Professional IT community
The ServerSide.com
A J2EE and Open Source resource library
The ServerSide.NET
A .NET resource library
JBoss.org
The JBoss group sponsors the JBoss application server and many other open source initiatives, such as Hibernate and JBoss Portal.
The Apache Jakarta Project
The Apache Software Foundation’s J2EE solutions portal
MSDN
The Microsoft Developer Network
Oracle Technology Network
Oracle’s technology network