Here is a list of some phonology resources on the WWW that you might want to check out.
If you find further interesting WWW pages (especially those in Chinese), please email me!

Phonology practice and review

• Google's list of phonetics and phonology links
• Notes for my old undergraduate intro linguistics class: Phonetics / Phonology basics / Phonological interactions
• An old introduction to phonology in Chinese
• An introductory course on laboratory phonology by one of its founders
• Grammar and Evidence website: Tutorials and links relating to testing grammatical hypotheses

Phonology papers

• Rutgers Optimality Archive
• LingBuzz: An archive of theoretical linguistics papers

Phonological databases

• Cross-Linguistic Tonal Database
• P-base: Sound patterns in 500+ languages
• Stress System Database
• UPSID interface (UCLA Phonological Segment Inventory Database)

Some journals focused on phonology and phonetics

• Phonology
• Journal of Phonetics
• Phonetica
• Language and Speech
• Language Variation and Change
• Laboratory Phonology

Fonts

• A source of IPA fonts
• An IPA keyboard: For writing in Doulos SIL, a standard Unicode font

Computational phonology

• MiniJudge and MiniCorp: Tools for simplifying judgment experiments and corpus analysis for phonologists (and syntacticians)
• SIGMORPHON: Special Interest Group on Computational Morphology and Phonology
• A computational Optimality-Theory syllable parser
• OTSoft: Optimality Theory software
• HaLP: Automatic phonological grammar learner

Organizations and conferences

• The LINGUIST List
• The Linguistic Society of Taiwan
• Current calls for papers at linguistics conferences

Phonetics

• UCLA Phonetic Lab's index of sounds of the world's languages
• Praat: Free phonetics software (also includes OT-related tools!)
  Praat tutorial
• An interactive speech articulation diagram
• Sign up for the PHONETICS discussion group, designed for students and run by Karen Chung of National Taiwan University
• A page of phonetics links
• Our own phonetics lab!

Languages

• The World Atlas of Language Structures Online
• Marjorie Chan's ChinaLinks: Chinese language, linguistics, and more!
• The SIL list of languages of the world: Contains general information on many many languages.
• Academia Sinica Formosan Language Archive
• Samples of English with many different accents (including Taiwanese)
• TSL Online Dictionary
• SignWriting
• Taiwan Sign Language and other sign languages