Beginner's info 

Ultimate Handbook

Rules of the sport, tutorial of various plays, description of throws, information for team captains, glossary of terms and related links.

UltimateLingo.com

Lists the terms used in ultimate with definitions.

OzSport.net: Frisbee

Includes a video introduction to the sport.

I can flick and be chilly at the same time 

Experienced players - improve your game and knowledge of the sport

Ultimate Skills and Drills

An animated repository for drills, plays, tips and tricks for the sport. Also features the ability to animate and submit your own play for inclusion.

Ultimate Handbook

Rules of the sport, tutorial of various plays, description of throws, information for team captains, glossary of terms and related links.

Disc Junkies 

Faster, higher, farther - gimme all you've got on the sport.

Chasing Plastic Magazine

Magazine covering the sport with article previews, tournament listings, road trips and subscription information.

CanUltimate

Articles concerning the sport, pictures, videos, related links, calendar of events and strategy tutorials.

Ultilinks

A collection of world-wide links to ultimate frisbee tournaments, teams and articles.

Fantasy League Ultimate

Provides a method of scoring, etiquette, and history of a game played by members on the sideline of an ultimate frisbee match.

Ultimate Frisbee.com

Site includes information on teams, tournaments, pick-up games, clubs, and a message board. US-focused.

iHuck

Ultimate frisbee wiki. Create personal pages, or team pages. Also: game lore, drills, pictures, links, polls, and news feeds.

Ultimate - a board game

Haven't tried this yet, but it looks like a lot of fun on those days when you can't play the real thing!

Ultimate videos 

US College Ultimate (Free)

Probably the best collection of ultimate video on the web. Watch semis and finals of UPA action.

Ultimate Frisbee Video community site

A YouTube-style site strictly for ultimate vids. Help make it to be the best of what is on the web. Disclaimer: I launched this site myself, 'cause I love ultimate and want to build a great spot for ultimate vids.

Amateur vids on Google Video (Free)

Mostly short clips people have posted. There are a few longer vids of world championship games.

OzSport.net (Free)

Introductory video on the sport.

Ultimate Frisbee Videos and DVDs from Playulty

A comprehensive catalog, includes action from world championships, UPA, beach, and college, as well as educational stuff. You can also buy them there in value bundles.

Stacked Movie

Buy the 2003 UPA Club Championships DVD

Books 'n stuff on Amazon 

Fundamentals of Ultimate: The Complete Guide to Ultimate Frisbee

by James Studarus

Amazon Price: $11.71 (as of 10/08/2008)

Ultimate Techniques & Tactics

by James Parinella, Eric Zaslow

Amazon Price: $13.57 (as of 10/08/2008)

Flying Saucers: The Ultimate Frisbee Story

Amazon Price: (as of 10/08/2008)

Gaia Ultimate Frisbee Gear Bag

Amazon Price: (as of 10/08/2008)

Ultimate Players Association 10th Edition Rules for Ultimate

Amazon Price: (as of 10/08/2008)

Blog babble 

The latest blog posts on ultimate frisbee from across the web

Fetching RSS feed... please stand by

Ultimate flickr pics 

Latest game and party pics from flickr.com

Ultimate!

CEUUC Champions: Tor...

Sam Tran

Thomson vs. Carleton...

Kelly Nakamura

Thomson vs. Western...

Sarah's Got Some Ver...

Adrian vs. Carleton...

Tula Poster Girl: Ke...

Tess and Sarah

Steve Tam's Mega Pul...

Steve Tam vs. Waterl...

Personal links 

Sault Ultimate

The local league that I play in and helped start.

Sault ultimate pics

Photos from league, tournament and post-game action. :)

SnowPlate

The best ultimate on snow, down the road in Sudbury, ON. Tournament is happening first weekend in March, 2006.