Wenlin software makes learning Chinese easier and more interesting, for begining students, life-long speakers, and scholars alike. It combines a comprehensive Chinese dictionary, a Unicode text edi... Read more.

wenlin.com

Tatoeba offers sentences in many languages (you can choose yourself which languages to search for). This is excellent if you want to find your own example sentences for your Chinese vocabulary or i... Read more.

tatoeba.org

This is the best overview of spaced repetition research I have seen online or offline. It's thorough, well-argued and probably covers more than you were looking for. It's not specifically about Chi... Read more.

gwern.net

This is an excellent list of useful terms for writing academic texts in Chinese, compiled by Carl Gene Fordham. Best of all, it comes with examples, which is essential for using these words correct... Read more.

carlgene.com

Pro version gives you: ★ Chinese handwriting recognition built in* ★ Mandarin audio - over 2,000 audio files of a real native Chinese speaker ★ Homescreen Widgets - flip through your favorite wo... Read more.

play.google.com

This is a Q&A page where teachers answer questions about Mandarin, mainly vocabulary use and grammar, but sometimes other questions as well. It's mostly useful because of the wealth of information ... Read more.

hwjyw.com

Open-source, community edited Chinese-Hungarian dictionary • 11,000 headwords • Handwriting recognition • Stroke order animations Read more.

chdict.zydeo.net

This blog provides in-depth explanations of some grammar and vocabulary topics in Mandarin Chinese. While there aren't a huge number of articles so far, there are enough to issue a general recommen... Read more.

mandarinfriend.wordpress.com