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

Listen to native speakers, mimic the audio while recording, receive instant feedback on spoken phases. Then submit your recording to be evaluated by real native teachers. Read more.

waichinese.com

A website on the etymology of Chinese characters, with a lot of images of their past forms from different periods. Read more.

chineseetymology.org

Ninchanese is a complete way to learn Chinese. Its online course allows you to learn and practice how to read, write, speak and understand Chinese in an enjoyable manner. It combines game mechanics... Read more.

ninchanese.com

The ultimate solution for quickly looking up Chinese words on your smartphone or tablet, no matter what app (or system screens) you are using. Note: For Android 5.0 (Lollipop) and higher. Whe... Read more.

play.google.com

Anki is spaced repetition software. You can create cards and review them, Anki takes care of the rest. This is an Anki video deck containing each sentence from the movie 小城之春. Each card has one ... Read more.

ankiweb.net

iTalki isn't specifically designed for learning Chinese, but it's still one of the most convenient and probably also one of the cheapest way to find people to practice Chinese with. Sure, you can f... Read more.

italki.com

Language Reactor is a Chrome extension that helps you learn a language while watching your favorite Netflix show or videos on YouTube. It shows subtitles in your target language, in your native lan... Read more.

languagereactor.com

Online Chinese flashcards that adapt to your learning, Chinese speaking practice using voice recognition, and a simple, fast Chinese-English dictionary. Read more.

fastchinese.org