Chats and Forums

Animeboards - Anime message boards grouped by community chit-chat, specific titles, roleplaying, music, fan art, fan fiction, movies, video games, and news.
http://animeboards.com/

Icchan Laboratory - A general anime and manga forum with a dedicated section for Angelic Layer.
http://hikaru.suddenlaunch.com/

Naruto-No-Jutsu - A discussion board on proboards.
http://narutonojutsu.proboards21.com/

Anime Red - Anime, manga, and RPG forums with specific areas for various fan works.
http://s2.invisionfree.com/Anime_Red/index.php

Beloved Anime - A discussion board powered by Invision Power Board.
http://z3.invisionfree.com/Beloved_Anime/index.php?

DOA Graphic Connection - A proboards discussion board.
http://saiyatrunks.proboards19.com/

Anime Headquarters Forum - General anime, manga, and video game discussions.
http://ahqz.myvnc.com

Anime on DVD Community Forums - Discussions of DVD releases in all regions, studio feedback, dubbing, manga, and hardware.
http://forums.animeondvd.com/

CharsCC - Discussion forums for Gundam, Evangelion, and Macross.
http://members.lycos.co.uk/charscc/fourm/index.php

Anime Guru - Forum topics include games, music, fan works, reviews, and suggestions.
http://p208.ezboard.com/banimenation42210

Christian Anime Alliance - A discussion board that was created by christian fans. Discussion topics include reviews, games, role playing games and art.
http://www.christiananime.net/

Chibi Otaku Paradise - Texas-based cosplay group site. Topics mainly focus on anime conventions and costumes.
http://s4.invisionfree.com/Chibi_Otaku_Paradise/index.php

Anime Haven - Mailing list with image gallery and links. Public archives.
http://groups.yahoo.com/group/anime-haven/

Noated - An anime community with forums, auctions, and a search engine.
http://noated.net

Sakaseyou RPGs - An anime RPG board featuring various series.
http://sakaseyourpg.proboards17.com/

Anime Cosmo - General anime as well as title-specific discussions, also several console gaming areas.
http://s6.invisionfree.com/Anime_Cosmo/index.php

New World - Anime, games, and computer discussions.
http://darkmarlfox.proboards15.com

Anime Zen Forums - General anime, manga, and video game discussions with a specific area for webmasters.
http://www.animezen.net/forums/

Twin Moons Anime Forums - Offers fora for specific titles, music, and DVD reviews.
http://www.tmpforums.com/

Anime Tribe - Social networking for fans around the world.
http://www.animetribe.com/

The Garden of Dreams - Message board for discussions on anime and manga, RPGs, and art.
http://p100.ezboard.com/bthegardenofdreams74329

Tea's DreamWorld - Discussions include specific titles, DVD releases, previews and reviews, and fan fiction.
http://p198.ezboard.com/bteasdreamworld

The Storm Will Anime Forum - General anime and manga discussion with a section for non-Japanese animation.
http://s2.invisionfree.com/The_storm_will/

Hotaru's Forums - Discuss various anime and manga topics. Has sections on Inu-Yasha, Sailor Moon, and Clamp works among others.
http://www.xsorbit2.com/users/hotaru/index.cgi

Anime Chat - Anime and game-related discussions, including specific sections on Gundam, Samurai Jack, and Final Fantasy among others.
http://www.animechatforums.com

Flying Koi Anime - Message board for anime, manga, music, and games. Includes areas for fanworks, neko discussion, and off-topic subjects.
http://s4.invisionfree.com/Flying_Koi/index.php

Animeleague - Discussion board with anime reviews and multimedia.
http://www.animeleague.net

Anime-Forums.com - General anime as well as series-specific discussions.
http://www.anime-forums.com/

AnimeBB - Discusses Dragonball, Naruto, Cowboy Bebop and Rurouni Kenshin.
http://forumcenter.animebb.org/

Anime Freaks - A discussion board powered by Invision Power Board.
http://s10.invisionfree.com/Animefreaks/

Otaku Board - A mainly Asian online anime and video game community with a dedicated section for fan works.
http://ob.otakufridge.com

Schweet Forums - A discussion board powered by Invision Power Board.
http://s6.invisionfree.com/Schweet_Forums/

Anime Gamer - Discussion of various anime and manga titles, games, and links.
http://invisionfree.com/forums/Anime_Gamer

Natalie's CCS Mansion Forums - Discusses all aspects of anime series. Focuses on Card Captor Sakura but has sections for other shows and topics.
http://p206.ezboard.com/bnataliesccsmansionforums

Anime Matrix 3000 - Contests, image galleries, chat room, and message board. Yahoo group; requires registration.
http://groups.yahoo.com/group/animematrix3000/

Boards.jp - For Japanese anime and manga discussions with polls and reviews.
http://www.boards.jp/

Cherry Watermellon - A discussion board powered by Invision Power Board.
http://s11.invisionfree.com/Cherry_Watermellon/

Radio Active Anime Forums - A discussion board powered by phpBB.
http://raaforum.netfreehost.com/

OtakuBoards - An anime and video game community with general anime as well as series specific discussions for Dragonball, Digimon, and Gundam among others.
http://www.otakuboards.com

Bodhisattva Cathedral - A message board on proboards.
http://linalin.proboards40.com/

Anime Fever - Fora with photo gallery.
http://www.animefever.net/Forums.html

Anime Europe - UK-based anime and manga forum. Also features news, events, and convention and cosplay photograph gallery.
http://www.anime-europe.org/

DALnet #anime - Site for #anime on DALnet IRC network offers user-maintained reviews, channel statistics, editorials, and member list.
http://www.animereviews.org/

Taijiya no Mura - Discussions for specific titles such as Inu-Yasha, Rurouni Kenshin, and Yu Yu Hakusho. Also has general anime and social areas.
http://s3.invisionfree.com/Taijiya_no_Mura/index.php

Canofoo's Anime Conversations - Forums for several titles including Gundam, Dragonball, Cowboy Bebop, and Love Hina.
http://www.angelfire.com/anime4/canafooanimeboard/

Garage Kits Japan - A hobby discussion board about anime and japanese resin garage kits.
http://www.gkjapan.com/

Anime Horizons - General anime and series-specific discussions, fan artwork, as well as non-anime topics.
http://www.animehorizons.com

Animetric.com - Discussions for anime, hentai, manga, bishoujo games, soundtracks, live action films, as well as social topics.
http://animetric.com/forum/

Moonwings - A discussion board dedicated to providing its members with role playing games.
http://www.space-kitten.org/

Shoujo-Ai Forum - Discussion board focusing on the lesbian aspects of anime. Also features fan fiction and image forums.
http://www.shoujoai.com/forum/forum_show.pl

Anime Neko - A message board powered by Invision Power Board.
http://s8.invisionfree.com/Anime_Neko/

AnimeDates - An online dating community for fans of anime and Japanese pop-culture.
http://www.animedates.com/

Virtual Infusion - Anime, manga, gaming, and fan work discussions.
http://www.virtualinfusion.net

Anime-Chat - Free java-based chat rooms and IRC server. Also features fan artwork.
http://www.anime-chat.com/

Sedai no Otaku - Forums covering general as well as specific anime and gaming topics.
http://sedainootaku.proboards20.com/index.cgi

Animenation Forums - Message boards cover general anime topics, fan works, conventions, clubs, toys, and music.
http://animenation.net/forums/