- Highlight first new auto-refreshed reply
- Display notice when auto-refreshed thread has been deleted
- Display loading message while fetching post preview
- Display notice when previewed post has been deleted
- Fix post preview position
- Support previewing posts on mobile devices
- Set cache control headers when serving files directly
- Cache boards in memory
- Copy uploaded file and calculate file hash simultaneously
- Fetch high quality YouTube video thumbnails
- Add visitor guide
- Support organizing boards into categories
- Fix automatically displaying new forum replies
- Fix forum post area styling
- Fix previewing posts via index pages