TDiary is a weblog system, which makes your weblog communication-friendly for the writer (you) and readers. It consists of Ruby scripts for CGI (Common Gateway Interface). The followings are the main features:

* Comments: readers can post comments to each entry like message boards. * Links: Each entry can show referers from which readers come so that you can see others write about the entry. * Trackback: tDiary can send and receive trackbacks. * Theme: You can easily change the design called `theme' of your weblog. Many themes are included in `tdiary-theme' package. * Plugin: You can add many functionalities called `plugins' to tDiary. Many plugins are included in `tdiary-plugin' package. * Pages for Handhelds: tDiary is able to serve especially small and terse documents for PDAs and mobile phones. * Writing Style: HTML is not required to write entries. Plain text is converted to HTML by tDiary. The converting grammars are called `styles'. Many styles are available.