Wayne Handley and the Oracle Raven (with some DBA on the right)
Sean Tucker and the Oracle Challenger
 

Avialantic
Oracle Links

Altova
XML development tools

Applied Information Science
Data Modeling

Ari Kaplan's Oracle Tips

Ask Tom
Tom Kyte

BEI Oracle Consulting
Donald Burleson's books, papers, Remote DBA, Oracle Internals etc.

Blogs

CBO Developers

Christian Bilien's Oracle Perf & Tuning

BookPool
Great prices

Caleb Technologies
jdbc interfaces for Oracle & MySQL

CASE Studio 2
ER diagram, script generation, data flow, and other DB design functions

Classic City
Java, PL/SQL etc. code-sharing

Cram Session

Database Domain
Animated Learning's Site - certification tools, career info, newsletter...

Database Programming and Design
the magazine lives online

Database Specialists Inc.
Papers, scripts, Database Rx, newsletter

DataModel.Org
Modeling Resources

Datanamic (formerly Heraut Solutions)
DeZign and other low-cost tools

Dave Wotton's DBA notes
more useful scripts and stuff

DBASupport
forums, mailing list, tutorials, scripts etc.

DBMentors

Dizwell
Howard Rogers' Oracle/Linux site

Dulcian Inc
Consultants - interesting white papers

Embarcadero
ERStudio, DBArtisan, RapidSQL

Evergreen Database Technologies

EZSQL
Low-cost, (limited version free) Super Swiss Army knife-DBA tool - great tuning and analysis features

The OakTable
the Network

FAQ
the Oracle Users Cooperative FAQ
sponsored by JL Computer Consultancy (Jonathan Lewis)

Oracle Underground FAQ
sponsored by Contemporary Technologies

IDEF
Data Modeling

Info Advisors Discussion Groups
Embarcadero, Data Modeling, etc.

Greenlight Training
Oracle Training

IOUG-A
International Oracle Users Group - Americas

Ixora
Steve Adams - tuning Oracle. Good material on internals, advanced tuning etc. plus designing and creating. Scripts too.

J.L. Computer Consultancy
Jonathan Lewis - author of Practical Oracle 8i

MAOP
Mid Atlantic Oracle Professionals

MODPLSQL

Morgan's Library
great stuff

MYLXHQ
Oracle Resource Portal

Newsgroups

Oracle

Oracle-Base
TSH Computing Ltd - well organized and useful source

Oracle Certification

Oracle Documentation

Oracle Education

Oracle FTP site

Oracle-Home
downloads, white papers, tools

Oracle on NT
good general articles too

OracleTuning.com
searchable Oracle docs, white papers, and other resources

OraSnap
Free analysis software

OraStaff
Bill Law's Oracle placement specialists

Oriole
scripts and tools

Oraxel (now SQL XL)
Excel-Oracle interface

O'Reilly & Associates
those orange books

Quest
TOAD and other fine products

Pete Finnigan.com Limited
Comprehensive source on Oracle security

penTest Ltd.
Oracle Security White Papers

Puget Sound Oracle Users Group

Rational Software
UML resources

Richard Foote

RevealNet
the Pipline, Formatter, Knowledge Base etc.

ROBO-Book Int'l

Self test Software
Certification practice tests

Softree Technologies
DBA and developer tools

SQL University

Sylvan Prometric
certification testing

TDAN
The Data Administration Newsletter

Technet
Oracle's technical resource & downloads

Tek-Tips
Forums

TOAD
Tool for Oracle Application Developers - never go anywhere without it

TUSC
producers of the great DBA views, PL/SQL and other posters

TUCOWS
Vast download library and reviews (not just Oracle)

Virginia Oracle User Group
good example of WebDB site
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