Bukkit

Player LastSeen

UpdateStatus

Just have the commands you really need

Chat and Commands Logger to folder

Announcements

AutoResponse is an easily configurble alternative to answering the same user questions over and over.

MessageJoin

Log player time and activities online (MySQL/SQLite)

Minimize join/quit spam with timed information

Get stats from websites like PMC and Minestatus in minecraft!

A date plugin for role-playing servers

SmartPing provides features to customize entries in server lists, such as a dynamic server icons and player related MOTD tags

A powerful PvP statistics plugin

Ample Chat Bot is a chat robot that responses to key phrases in chat/

Cross server support for PropHunt!

List who is in bed!

Places a sign down upon players death!

ServerINFOS IT'S HERE!

Yells titles and subtitles

Extension for Bukkit API, adds bunch of methods that make Developer's life easier.