Browser Based

ActionQuiz
Trivia quiz show game played against computer opponents. Categories include pop music, movies, geography, science, computer, literature, and classical music.
http://www.actionquiz.com/

All Trivia Game
Interactive quiz site similar to the game show "Who wants to be a millionaire?" Questions include movie, sports and music trivia.
http://www.alltrivia.net/

Anne's Quizzes
Set of educational trivia quizzes on a variety of specialty subjects. Includes automatic scoring, and references.
http://www.cooperis.com/quizzes/

Ask Me Another
Answer yes or no to a series of personal questions and opinions on the trivia of everyday life. Answers may be compared to other players.
http://www.askmeanother.com/

Braingle's Trivia and Quizzes
Take fun and interesting quizzes on a wide range of topics. Create your own quizzes for other people to test their knowledge.
http://www.braingle.com/trivia/

Cameron's Trivia Facts
Offers a new trivia question each day, plus answers posted the following week. Includes a weekly trivia newsletter and user submitted trivia facts.
http://www.freewebs.com/triviafacts/

Cascoly Online Trivia Games
Set of quizzes covering topics that include art, geography, history, Shakespeare, dinosaurs, and travel.
http://cascoly.com/games/triv/trivmain.htm

ChatGames
Offers daily and weekly trivia quizzes and puzzles played for points. Includes live multiplayer quiz games each day, plus player rankings.
http://www.chatgames.com/

Conquestion Trivia Game
Answer trivia questions correctly to complete a conquest. Capture questions by adding a new question to the conquest. Offers ten trivia topics to play, player level and ranking statistics.
http://www.conquestion.com/questions/conquest/displayConquest.do

Cool Quiz Trivia Network
Test trivia knowledge with free quizzes, silly surveys, trivia questions, movie quotes, and forums for entertainment and educational purposes.
http://www.coolquiz.com/

Cornerstone Trivia
Interactive twelve question quiz on a new topic each week. Answer a tough weekly bonus question for a position in the Trivia Hall of Fame.
http://www.triviahalloffame.com/

CorumSpot Trivia
Trivia in the categories of hockey, baseball, general sports, and general knowledge. High scores are kept on a high score board.
http://corumspot.com/trivia

Egghead Trivia
Challenging trivia quiz games on an assortment of topics including general knowledge, music, books, and quotes. Includes a selection of trivia links.
http://www.geocities.com/eggheadtrivia/

123Facts
Offers individual and team challenges, with member submissions, forums, and FAQ.
http://www.123facts.com

First Lines
Collection of trivia quizzes in which a classic book is to be identified based on its opening sentence.
http://www.people.cornell.edu/pages/jad22/

GeoSense
A one or two player geography based game. Compete against another online opponent to place a city on a world map as quickly and accurately as you can.
http://geosense.net/

Holiday Quiz
Interactive trivia games about various holidays throughout the year.
http://www.holidayquiz.com

InteracTrivia
Multiplayer environment with leaders and support forums.
http://www.interactrivia.com/Default.aspx

Irishness Quiz
Try the quiz from and about Ireland. Just how Irish are you?
http://www.ireland-information.com/quiz1.htm

Karnataka Quiz Association
India quiz society site offering general knowledge trivia quizzes and information about the organization.
http://members.tripod.com/~asimha/

KnowledgeScore
General knowledge quiz game on topics like geography, history and sports.
http://www.knowledgescore.com/

Kwanzoo
Interactive social trivia game site with questions on movies and TV shows.
http://www.kwanzoo.com/

MindZone2000
Collection of brainteaser quiz questions, personality tests, and a random riddle generator.
http://mindzone2000.tripod.com/

2-Minute Trivia Challenge
Testing knowledge on a variety of trivia topics.
http://www.thirdage.com/living/games/trivia/index.html

Montys Cartoon Buddy Club
Featuring history, trivia facts, chronology, pictures, and stories mixed with a blend of humour and fun. Offers a selection of quiz games and downloads.
http://www.cartoonbuddy.com/

MyStudiyo.com
A website where users can create interactive quiz games for free, most of the features are based on the Flash-Plugin.
http://www.mystudiyo.com

Naoworld.com Trivia
Weekly thirty question general knowledge trivia quiz and answers.
http://www.naoworld.com/wsnABD1.html

OpenTrivia
Online trivia games in a selection of categories including movies, literature, history, sports, science, and music. Players type in full text answers and may submit questions to the database.
http://www.opentrivia.com/

Picture Quiz
Featuring rare and unusual photographs, plus answers.
http://www.delsonroche.faithweb.com/

Qeez
Quiz community offering categorized trivia quizzes, member created questions, high score list, and forum.
http://www.mauveweb.co.uk/qeez/

Quick Quiz
Single word interactive quiz games on a variety of themed topics. Also offers a collection of twenty question general knowledge text quizzes.
http://www.lholmes.fsnet.co.uk/qqchoice.htm

Quiz Camel
Offers users the ability to build their own quizzes to share with friends. Also offers contests to win prizes.
http://www.quizcamel.com

Quiz Ninja
Free quizzes on several topics. Registered users can participate in quiz leagues, join teams and add their own quizzes.
http://www.quizninja.com

QuizDom
Categorized collection of interactive trivia quizzes covering a range of subjects including arts, animals, entertainment, geography, history, science, words, and people.
http://www.queendom.com/mindgames/quizdom/index.html

Quizie
Take a quiz or create your own.
http://www.quizie.com/

Quizland
Collection of online trivia quizzes in a wide variety of categories. Includes a daily word search, crossword puzzle, and daily quizshow games.
http://www.quizland.com/index.mv

QuizMatic
Interactive general knowledge trivia game played for high score and a place in the Hall of Fame.
http://www.quizmatic.com/

QuizU
Free quizzes for fun on a wide range of topics, also available on WAP enabled mobile phones.
http://www.quizu.co.uk

Take 5
Five question entertainment quizzes offered in a large selection of unique categories and themes. Includes rules for single or two player games.
http://members.aol.com/Adluvseh/take5intro.html

Take A Quiz
Collection of interactive trivia quizzes covering a variety of topics. Also offers general knowledge, science, and geography quizzes for kids, organized by age level.
http://takeaquiz.com/

Tizy Quiz
Multiple choice trivia game offering questions on a variety of topics and monthly scoring. Play for high points and a place on the leaderboard. Also has a military aircraft ID game. Requires free membership e-mail registration.
http://www.tizy.com/

Top Noggin
Trivia for journalers including random facts and community news.
http://www.lightfantastic.org/topnoggin/

Trivia Addicts
Interactive trivia quizzes in which players submit full text answers. Offers a large database of general knowledge questions, plus a few specialist categories. Play via the Web, WAP, IRC, or handheld device.
http://www.triviaaddicts.com/

Trivia Cafe
Features a daily and weekly set of general knowledge trivia questions. Offers question sets for sale, and information on team trivia events.
http://www.triviacafe.com/

Trivia For Cool People
Offers trivia, messagebords, and chatrooms.
http://cooltrivia.netfirms.com/

Trivia Quizzes
Test your knowledge with these educational trivia quizzes.
http://reference.aol.com/quizzes

Trivia Spot
Daily 20-question trivia games in a selection of categories. Includes daily leaderboards, message board, and function to create a custom quiz.
http://www.triviaspot.com/

Trivia Wars
Test your knowledge in a number of categories against thousands of other players.
http://www.triviawars.com/

Triviaplaza.com
Collection of interactive trivia quizzes covering geography, movies, and pop music.
http://www.triviaplaza.com/

Triv.net
Categorized collection of interactive Java trivia games played in the style of "Who Wants to Be a Millionaire". Players may also download a quiz or submit a quiz to be added to the site.
http://www.triv.net/

Truth is False
Interactive trivia quiz uncovering the truth behind common historical facts and myths. Includes answers with reference links.
http://www.truthisfalse.com/

The Ultimate Trivia Quiz
Offers a variety of different quiz categories.
http://www.quiz.co.uk/

Useful Trivia
A collection of fun trivia quizzes, categorized by subject.
http://www.usefultrivia.com/

Web Trivia
Answer ten tough trivia questions a day to compete with other players for top score of the month. Add a trivia question to the database for extra turns.
http://aaagames.com/trivia.htm

The World Quiz
A series of quizzes with multiple difficulties on three topics.
http://kstudio.net/quiz/

World's Brainiest
General knowledge Quiz with open-questions (non-multiple-choice).
http://www.worldsbrainiest.co.uk/

Zealot Trivia
Sci-fi and fantasy multiplayer game. Includes teams, chat, message boards, and top scores list.
http://www.zealot-trivia.net/