The book The Hobbit was the predecessor of The Lord of the Rings. Now, after three Lord of the Rings movies, two Hobbit movies will follow in 2011 and 2012.
This site, which is not the official one, reports on the filming of The Hobbit and gives information on places and persons of the story.
Apart from that, books and collecting informes about new and old books by Tolkien.

Hobbit Film News Blog

11/7/2009
Gandalf's adventures apart from Thorin & Co, which probably above all means those at Dol Guldur, will feature in the movies.
Interview with Del Toro | Discussion

10/30/2009
John Rhys-Davies, Gimli in Lord of the Rings, won't appear in The Hobbit as Gloin.
Short interview on empireonline | Discussion

9/16/2009
Here are pictures from the current Hobbiton set, made in August.
Pictures at theonering.net | Discussion

9/13/2009
The lawsuit between Tolkien Trust, New Line and HarperCollins is settled.
It was about the earnings from the Lord of the Rings movies. After this settlement, there shouldn't be any more juristic obstacles for the Hobbit film adaption.
News at reuters | Discussion

8/14/2009
Screenplay for first Hobbit film is finished.
Peter Jackson finished the writing this month.
Yahoo News / AP | Discussion

7/19/2009
Hobbiton is re-build for The Hobbit.
The construction work on the Hobbtion set from the Lord of the Rings has begun.
Article at collider.com | Discussion

6/12/2009
Hugo Weaving, Elrond in Lord of the Rings, is confirmed by Del Toro to be cast in the upcoming Hobbit films.
While is was not specifically said that he will be Elrond, it is obviously for sure that he will play this role again.
Article at theonering.net | Discussion

4/28/2009
Filming will start in March 2010.
The movies will include something about the history of Erebor, Jackson and Del Toro told in an interview in the print issue of Empire magazine. Beorn and the spiders of Mirkwood will appear. 3D is still an option, but there are concerns about it if it would catch the feelings of the trilogy. Del Toro won't try to imitate Jackson's style.
Discussion

4/18/2009
The story of The Hobbit will span over two movies, producer Jackson and director Del Toro told.
The White Council and the comings and goings of Gandalf to Dol Guldur will be interlaced. The idea of having a bridge movie about the time between Hobbit and Lord of the Rings as part two seems to be dead.
Article on empireonline.com | Discussion

3/16/2009
Ralph Moeller said, a role in the Hobbit was offered to him. He was asked to play a wolfman, but he hasn't been signed yet.
Such a creature doesn't exist in the Hobbit. Maybe an Ork or Beorn was meant.
Interview with Ralph Moeller in German | Discussion

1/26/2009
Mike Mignola, artist for some of Del Toro's movies, will work on visualization togehter with Weta, Alan Lee and John Howe. A good third of that is already done. There are still a few actors possible as Bilbo, but no names are given.
MTV article | Discuss

11/30/2008
Del Toro said, filming will begin in 2010 and last for about 370 days. Maybe The Hobbit will be splitted in two, instead of making the second movie with materials from the appendices.
Del Toro interview
Discussion about the filming start | Discussion about the two parts

10/22/2008
Del Toro said in an interview, the Hobbit is "the hardest movie I'll probably ever do". He wants the Dwarves to be believable and not as secondary characters. And Smaug "is the best Dragon ever written".
Interview on TORN | Discuss

10/18/2008
According to Del Toro Peter Jackson probably won't film any scene of The Hobbit, all will be done by Del Toro himself. Meanwhile the script is almost finished.
Forum discussion

8/20/2008
The writing for The Hobbit has begun.
Article on Entertainment Weekly | Forum post

7/11/2008
Del Toro clarifies, that there definitely will be two movies.
Forum post

7/10/2008
Del Toro will write the screenplay for the first Hobbit movie. Jackson, Walsh and Boyens for the second movie, if there will be one. Then they plan to switch and rewrite each other.
Article on USA Today | Discuss

6/30/2008
Del Toro says, it isn't sure that there will be a second Hobbit movie. "We believe there is a second movie. If there isn't, there will not be."
Interview at Defamer | Discuss

6/13/2008
James McAvoy says he won't be Bilbo.
Article on collider.com | Discuss

6/9/2008
The momentarily circulating announcement, that James McAvoy will have the role as Bilbo, is only an unconfirmed rumor so far.

5/28/2008
Ian Holm won't play the leading part as Bilbo in The Hobbit, but should have some other small role (maybe older Bilbo in a flashback). Several actors are considered for Bilbo, one of them is the first choice, but no names are given yet.
Article on Empire Online | Discuss

5/26/2008
A court will decide on 6th of June, if the production of The Hobbit can continue or not. Christopher Tolkien is claiming, that New Line didn't pay a 7.5% share of profits that was signed in 1969, when J.R.R. Tolien sold the rights.
Article on Times online | Discuss

5/22/2008
Rumors tell of Liv Tyler (Arwen) and Viggo Mortensen (Aragorn) being on board again. For the second movie, the link between Hobbit and Lord of the Rings, this would be quite logically.
More in the forum

5/20/2008
Peter Jackson and Guillermo del Toro invite you to a live internet chat about The Hobbit on Saturday, 24. of May.
Weta invites

5/11/2008
Del Toro plans to do something really big with Smaug. He said, that 'Smaug should not be "the Dragon in the Hobbit movie" as if it was just "another" creature in a Bestiary. Smaug should be "The DRAGON" for all movies past and present.'
Article on theonering.net | Discuss

5/6/2008
Something happened in the last two weeks: Del Toro, McKellen and Serkis are in.
Read article

4/26/2008
Breaking news: Del Toro will direct The Hobbit.
Discuss

4/20/2008
Der Toro said on April 19th, in the next four or five days we will know if the deal [between Warner and him] will happen or will not happen.
Video interview on ign.com | Discuss

4/14/2008
Del Toro wrote in a Hellboy II forum about The Hobbit, that "there has been a lot of movement. And for the last few weeks there has been a lot of creative / cast / crew / visual talks and agreements and we have witnessed great progress in areas that I cannot disclose or that have already leaked from other sources".
Posting on boards.universalpictures.com | Discuss

4/7/2008
According to an interview with Ian McKellen, The Hobbit will be in cinemas in 2011 and 2012, one year later than previously announced.
Article on The Independent | Discuss

4/3/2008
Del Toro says, things are moving forward. "But at the very least, I have the illusion of movement."
Article on Entertainment Weekly | Discuss

3/31/2008
Howard Shore, who composed the music for Lord of the Rings, will be composer for The Hobbit, too.
Article on AICN | Discuss

3/21/2008
Del Toro is still in negotiations about directing The Hobbit, he recently said.
Article on theonering.net | Discuss

2/29/2008
Time Warner has fusioned The Hobbit studio New Line with Warner Bros, making it one big company. Apparently the New Line bosses Robert Shaye and Michael Lynne won't be on board any more.
Article on CNBC | Discuss

2/24/2008
Universal was stunned to hear about Del Toro as Hobbit director, because they want him for a Hellboy sequel and for Lovecraft's 'At the Mountains of Madness'. Universal production chef Donna Langley: "We're in discussions with how to rectify that with Guillermo".
Article on Variety | Discuss

2/15/2008
Del Toro wants the actors from Lord of the Rings, like Andy Serkis and Ian McKellen, in The Hobbit, too.
Article on Empire | Discuss

2/11/2008
The Tolkien Trust and HarperCollins are suing New Line, claiming the company failed to pay a cut of gross profits for the Lord of the Rings movies.
This could cause another serious delay for The Hobbit. Let's hope it won't.
Article on SFGate.com | Discuss

1/30/2008
Guillermo del Toro will direct The Hobbit, he said himself in an interview.
Update: This is not official yet and may proove wrong, Del Toro admitted.
Article on theonering.net | Discuss

1/29/2008
Nothing is finalized yet in the director question, according to MarketSaw. Jackson did contact Del Toro and talked about "possibilities".
Article on MarketSaw | Discuss

1/28/2008
Guillermo del Toro is in talks with New Line and MGM to direct The Hobbit.
Article on Hollywoodreporter | Discuss this in the forum

1/24/2008
This rumor was denied by New Line!
The contracts of Bob Shaye and Michael Lynne with Time Warner will expire this year. Rumors say they won't be renewed.
Shaye and Lynne founded New Line, which now belongs to Time Warner, in 1967. According to Deadline Hollywood Daily it is 'virtually certain that the studio pair will be shown the door'.
Article on Deadline Hollywood Daily | Discuss this in the forum

1/13/2008
Elijah Wood wants to reappear in a minor role in the second movie as young Frodo. He confirms that this movie should fill the gap between Hobbit and Lord of the Rings.
Article on MTV Movies Blog | Discuss this in the forum

1/10/2008
Christopher Lee hopes there will be a place for him in The Hobbit.
Article on Miami Herald | Discuss this in the forum

1/9/2008
Peter Jackson will play host to key insider people for a scale discussion on what 3D options to elect for The Hobbit, says Marketsaw.
Discuss this in the forum

12/27/2007
Here is a very good and detailed summary of the current Hobbit situation.
Article on The Frodo Franchise | Discuss this in the forum

12/19/2007
Rumors tell of Hellboy-director Guillermo del Toro as a new candidate to direct The Hobbit.
Article on Entertainment Weekly

12/19/2007
This site now has its own forum for discussions on The Hobbit movie.
The Hobbit Movie Forum

12/19/2007
According to Entertainment Weekly, the first movie will deal with the book The Hobbit, whereas the second will link The Hobbit and The Lord of the Rings.
I suspect, that then the second movie will use a lot of material from the appendices.
Article on EW

12/18/2007
The Hobbit movies will be made with Peter Jackson and Fran Walsh as producers! New Line and Jackson have reached agreement, the dispute between New Line boss Shaye and Jackson seems to be settled. Jackson and Walsh will produce two Hobbit movies, a director isn't named yet. Both movies will be shot simultaneously, like The Lord of the Rings movies were. Production will start in 2009, the movies are scheduled to come to our cinemas in 2010 and 2011.
Official announcement