The following dictionaries have been upload to ftp.gnu.org since 2009-04-15:
Brazilian Portuguese (pt_BR)
Version 20090702-0 for Aspell 0.60 (uploaded 2009-07-05)
by Leonardo Ferreira Fontenelle
ftp://ftp.gnu.org/gnu/aspell/dict/pt_BR/aspell6-pt_BR-20090702-0.tar.bz2