WordSwing

The Chairman's Bao-Chinese Immersion of Learning Mandarin 主席的宝-浸入式学习汉语

新HSK网络练习/模考题库 New HSK Online/Mock Test

对外汉语学习网 Learning Mandarin Chinese

中文学习教学

Learning Chinese Online 易学汉语

汉声中文

Slow Chinese 慢速中文

iMandarin

Learning Chinese 学汉语

Learning Chinese Online for Free 沪江汉语

Skritter Learn-Your Path to Chinese & Japanese Mastery

Madarin Matrix

Polish Chinese 课程:波兰语-汉语

Learning Chinese through Traditional Chinese Holidays

China Internation Radio

Learn Mandarin Chinese Online

Great Wall Chinese 长城汉语

Confucius Institute Online 网络孔子学院

Easy Chinese on CCTV 学汉语

Mandarin Chinese-lessons on YouTube 网络视频汉语教学

LingQers Learning Languages

Learning Chinese Everyday 天天学中文

Zhong Wen 中文

Online Training for Language Proficiency Tests (HSK)

Memrise

Digital Dialects

Chinese Tools

Language Squad