NPR lists the best TV and movies of 2008 here, and the best books of the year here; and the Guardian of UK lists their best books of the year here, and their critics' poll for the best movie of 2008 here. The New Yorker has a section on the year in review: Hilton Als lists the best performance of stage and screen; David Denby and Anthony Lane both list their best films of 2008. East Bay Express lists the ten best movies of 2008 here. San Francisco Bay Guardian online present the year in film where their critics reflect on the cinema that was (and possibly will be).
Rediff lists the following year-end bests from India: songs, movie posters, actors, actresses, directors, films, foreign films; also the worst films.
Time magazine has their Top 10 Everything of 2008 here. And, finally, this page attempts to aggregate all of the 2008 lists.