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

Learn Chinese Online with CLO - Go from absolute beginner to intermediate learner with our step by step, progressive audio lessons in Mandarin Chinese Read more.

ChineseLearnOnline.com

Recommended and introduced by Trevor [here](http://www.hackingchinese.com/extensive-listening-challenge-october-2014-wrapping-up/#comment-646686). Each book (one for each level of the new HSK ex... Read more.

amazon.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

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

Ideally, we would study Chinese just because we want to and in any manner we see fit, but this isn't how it works for most students. Instead, we need to care about tests and grades, an extra layer ... Read more.

hackingchinese.com

An online tool for reading texts in foreign languages and saving & reviewing new words and expressions. It can also be downloaded at http://lwt.sourceforge.net/ but it requires more than average co... Read more.

lwtfi3m.co

This website offers a large number of previous HSK and YCT Chinese proficiency tests, sorted by year and level. This is excellent for test preparation and/or benchmarking. Read more.

chinesetest.cn

HanSheng Chinese is an online learning platform for chinese with customized courses. It features Listening, Reading and Writing practices as well as a test for you proficiency-level and exams to... Read more.

hschinese.com

This is a comprehensive introduction to the world of digital Chinese, including the following: Script Basics Activate Keyboards for Typing Browser Recommendations Web Developm... Read more.

sites.psu.edu

HiNative is a Q&A site where you can ask people all over the world about culture, language, anything. We support over 100 languages. Read more.

hinative.com

From the about page: Phonemica is a crowd-sourced project to record spoken stories in every one of the thousands of varieties of Chinese. We believe that each language and dialect is a priceless... Read more.

phonemica.net

A free resource from JinbuPal with hundreds of categorized YouTube channel, movie, TV show, podcast, and online reading resource recommendations. Each resource is tagged with helpful information so... Read more.

jinbupal.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

Another SRS App with word database with associated pictures ("Leitner" method) Read more.

l-lingo.com

This is a research paper detailing a study of the mutual intelligibility of Chinese topolects. Dialects were sorted into groups and then it was experimentally tested how much of words and sentences... Read more.

openaccess.leidenuniv.nl

This is a review of Perry Link's book about Chinese. This passage sums it up pretty well, and although I haven't read the book (yet), it's high on my list of books to get my hands on: "In writin... Read more.

lareviewofbooks.org