This site by Jun Da contains a lot of very interesting resources for anyone who wants dig deeper into frequency lists. One set of data I haven't found anywhere else is a frequency list of syllables... Read more.

lingua.mtsu.edu

DigMandarin offer several interesting resources for free. The blog is a mix of directly useful resources, such as vocabulary for certain situations, and information/inspiration on learning Mandarin... Read more.

digmandarin.com

A Chinese discussion forum / social news site with discussions about almost everything. Good for reading about your particular interests or perhaps even participating in the discussions yourself. Read more.

bbs.hupu.com

"时间都去哪儿了 has been popular recently, especially since it was performed by 王铮亮 (Wáng Zhēngliàng) on 春晚. I thought I'd have a go at annotating it in English." Read more.

eastasiastudent.net

Subtitles offer a way to get endless annotated Chinese audio for free. You use linked-up learning! This article on Chinese Boost includes some resources for people who are looking for subtitles in ... Read more.

chineseboost.com