Vocabulary lists for most major textbooks. Downloading the lists requires free signup to Skritter. Read more.

skritter.com

FluentU offers authentic as well as learner-oriented videos for learning Chinese. A neat interface allows you to use an excellent pop-up dictionary and other useful features to watch and learn from... Read more.

hackingchinese.com

An online corpus of Chinese language. Size: 477 million characters (1.06 GB). Interface language: Chinese only. Read more.

goo.gl

This site contains a huge number of lessons, complete with texts, vocabulary, audio, exercises and much more. And it's all free. Note that if you want to get the intermediate and advanced material,... Read more.

collections.uiowa.edu

This site is best described as a Chinese version of Quora, so in other words a site where people ask and answer questions (and discuss other people's questions and answers). Read more.

zhihu.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

"Graded Watching makes watching TV series more approachable for Chinese learners by offering a list of Chinese TV shows on Netflix and Youtube sorted by difficulty, along with a vocabulary list for... Read more.

jiong3.com

You can input Charakters and this tool will output statistics about the words and characters, and can suggest high frequency words and characters that should be learned. It also analyses the HSK le... Read more.

hskhsk.pythonanywhere.com

This website and podcast offer theme-based, progressive online audio lessons. There are transcripts, worksheets, mobile apps, videos and more. Not all of this content is free, but the beginning of ... Read more.

melnyks.com

A program to split any Chinese text into individual words, summarizing information about each unique word. The information is presented in the form of a tab-delimited matrix, so that the results ca... Read more.

zhtoolkit.com

This is a collection of several Chinese corpora that can be quite useful if you're looking for detailed information about collocations and the like. Simply entering a word will give you sentences, ... Read more.

corpus.leeds.ac.uk

This game helps you learn tones. You will see the lyrics of Chinese songs approaching you and you're supposed to select which of them actually belong to the lyrics you're hearing. It's a reasonably... Read more.

fourtones.com

Foreigncy provides daily digital flashcards, with audio, that prepare a user to read a foreign policy or economics from a regional source. The site also provide users with an English language summa... Read more.

foreigncy.org

This website provides a large-scale psycholinguistic norm of 3,314 Traditional Chinese characters along with their naming latencies collected from 140 Chinese speakers. Several variables are gi... Read more.

ball.ling.sinica.edu.tw