digchinese.com

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Catalog of images of character stroke orders

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This site focuses on resources for people who are studying or wish to study Chinese. It is especially useful for those engaged in self study.

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GPL cross-platform GTK Free Software which "listens" to your pronunciation of tones and gives you feedback

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Tests your recall of written characters and their tones. Free during the beta period.

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Kangxi Dictionary Online

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Contains a mirror of the CEDICT dictionary

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Video Lessons in Mandarin Chinese, also available on youtube

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Audio lessons

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Audio Chinese Lessons

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BBC Online Chinese Language Lessons