J. K. Rowling's official website.
- Warner Bros. Studios: Harry Potter
The official Harry Potter site of Warner Bros.
- Wikipedia, the free encyclopedia: Harry Potter
is a very informative source on both the books and how they came to be written, but the article is also very spoiler-heavy. Wikipedia has also individual character profiles, among them ones on Harry Potter, Sirius Black and Severus Snape.
- The Leaky Cauldron
is a good source of information on the books and movies, and hosts the oldest and most comprehensive Harry Potter news archive on the web.
includes book and movie info, discussions, fan fiction and art.
- What's In a Name?
by Priscilla Spencer is the place to go for people interested in the Harry Potter name etymology, although everything aside from the alphabetial listing is, even after several years, still listed as "under construction".
- The Harry Potter Lexicon
is the ultimate Harry Potter reference for fan fiction writers, including encyclopedias, atlases, a bestiary, etc.
- Snape and Black Shipper Manifesto: A Distorted Mirror
written by Isiscolo and Fabula Rasa wonders why this prime example of an antagonistic pairing is not more common in the fandom.
- Sirius and Remus Shipper Manifesto: Strange and Beautiful
by Ariel (aka blacksatinrose) takes a close look at both Sirius and Remus and the dynamics drawing them together.
- Harry and Snape Shipper Manifesto: A Fine Line
by atrata is a very comprehensive, well-structured and convincing essay on the lure of the pairing Harry/Snape. Its expanded version can be found here.
- newbieguide: A Guide to the Harry Potter fandom on LiveJournal
by penknife tries to give an overview over the biggest and most active Harry Potter lj communities.
- sirius_news @ livejournal
is a newsletter that posts Sirius-centric news from the Harry Potter fandom (fic, art, poetry, meta, graphics, challenges, etc.)
- sirius_black, sirius_loving, sirius_centric, sirius_padfoot_, sirius_memories, and padfootparadise, and padfootremains @ livejournal
are all lj communities focusing on the character of Sirius Black. Most fanfic posted to one comm is also crossposted to most/all of the others (no matter the genre, rating, or pairing).
- bigbangblackout @ livejournal
"This time, it's Sirius." is a Big Bang challenge run in 2009 for Sirius-centric fanfic of more than 20,000 words (all genres, all pairings) that are archived here.
calls itself "THE Sirius Black Fan Club" and hosts news, a forum, a fanfic archive, and especially a gallery, all devoted to Sirius. Its lj homebase is immeritus @ livejournal for the crossposting of community events, contests, and challenges (posting entries is restricted to Immeritus staff).
- sirry_slash @ livejournal
is a community for Harry/Sirius stories and artwork of any rating, although NC-17 material has to be clearly marked and placed behind an lj cut.
- sshp_prophet @ livejournal
is a newsletter dedicated to the Harry/Snape ship scheduled to appear once a week.
- snape_potter @ livejournal
is for the posting of all Harry/Snape-related fan fiction, fanart, recs, icons, discussions, essays, questions, etc.
- snarry_reader @ livejournal
is a large Harry/Snape recommendations list was founded by aubrem and is being compiled by four other maintainers.
- 12am_nosh @ livejournal
is focused on the pairings Sirius and/or Regulus Black and Severus Snape. Members are welcome to post fan fiction, icons, fanart, drabbles, discussions, etc.
- shacking_up, and the_kennel @ livejournal
are both communities for quality Sirius Black/Remus Lupin fiction and art. Membership is by invitation only.
- remusxsirius, packmates, two_boys, justpuppylove, starcrossedmoon, and dogdaysofsummer @ livejournal
are all communities dedicated to the Sirius/Remus pairing. Their motto "Their love is so canon." suffered a severe blow with the release of OotP, but, for the most part, they're still going strong.
- celticmoonstar @ livejournal
is a community for Moonstar - The Sirius/Remus Fuh-Q-Fest. The writing festival seems to have been discontinued in 2008 in the middle of its fifth wave.
is marta's homepage and the place she uploads her fantastic Potterverse art from the original Marauders era to book #7.
- hpstoryfinders @ livejournal
is for finding lost Harry Potter stories, authors' websites, etc., as long as the search is for a specific story or author only.
- pointme_hp @ livejournal
is a themed fic search community and the place to ask for fics that have a single common thread. Each post is added to the memories section and can be found that way.
- hp_ficsearch, and hp_slash_finder @ livejournal
allow both and are for searching for a specific fanfic as well as for getting recommendations for fics of a certain type.