dancing mouse        Chinese Corpus
The Lancaster Corpus of Mandarin Chinese
Sinica Corpus: 中央研究院现代汉语平衡语料库
CCL 语料库:北京大学汉语语言学研究中心
English Corpus
British National Corpus
Corpus Brown

Selected Online Concordances
LexWare Culler
The Web Concordances
WebCorp

Machine Parsers
ENGCG Constraint Grammar Parser
Machine Phrase Tagger
Ngram Statistics Package (Perl is needed)

Other Resources
Corpus Linguistic Resources from PK's homepage