Forums

• Anime Music Videos
• Anime UK News
• Animesuki
• Arlong Park
• EvaGeeks
• Fuwanovel
• J-Novel Club
• MangaHelpers
• MyAnimeList
• Nightcore Universe
• RetroGameTalk
• SquidBoard
• The VG Resource
• VocaVerse Network
• YGOPro Deck

Discord servers

• Anime UK News
• Crunchyroll
• GJM - Subtitling Hub
• r/Anime
• Sonic Zone
• SubsPlease
• ToonsHub

Subreddits

• Anime
• Japan Life
• Japan Pics
• Japan Travel
• Learn Japanese
• Light Novels
• Manga Piracy
• Manga
• Manhua
• Manhwa
• Tokusatsu
• Visual Novels
• Vocaloid
• VocaTorrent

Boards

Board	Alt	Archive
/a/ - Anime & Manga	URL	URL
/c/ - Anime/Cute	URL	URL
/cgl/ - Cosplay & EGL	URL	URL
/co/ - Comics & Cartoons	URL	URL
/jp/ - Otaku Culture	URL	URL
/m/ - Mecha	URL	URL
/vg/ - Video Game Generals	URL	URL
/vp/ - Pokémon	URL	URL
/vt/ - Virtual YouTubers	URL	URL
/w/ - Anime/Wallpapers	URL	URL

NSFW Section

You can find a list of NSFW communities here.