PTT Bulletin Board System
| Type of site | Bulletin board system | 
|---|---|
| Available in | Chinese | 
| Owner | The BBS Technology Research Club, National Taiwan University | 
| Created by | Yi-Chin Tu | 
| URL | www | 
| Commercial | No | 
| Registration | Optional | 
| Launched | September 14, 1995 | 
| Current status | Active | 
PTT Bulletin Board System (PTT, Chinese: 批踢踢實業坊; pinyin: Pītītī Shíyè Fāng; Pe̍h-ōe-jī: Phi-thek-thek Si̍t-gia̍p-hong) is the largest terminal-based bulletin board system (BBS) based in Taiwan. It was founded by Yi-Chin Tu and other students from the National Taiwan University in 1995 as Professional Technology Temple, and it is currently administered by the Electronic BBS Research Society as a non-commercial and open-source BBS.
PTT has more than 1.5 million registered users, with over 150,000 users online during peak hours. The BBS has over 20,000 boards covering a multitude of topics, and more than 20,000 articles and 500,000 comments are posted every day.