Userscripts.org

Regularly checks your Facebook friends to check whether anyone has removed you from their friends.

Adds commands to mute and unmute people. /mute <username> /unmute <username> /ignore <username> /unignore <username> /mute all will mute all of chat until you type /unmute all

Adds a "That's what she said." button to the right of the room name.

Use the animated smileys(for Orkut only) in your ScrapBook and HTML enabled community Forums. Just click on the smiley to insert. Enjoy...

Allows you to have whisper conversations in a separate chat tab, type /pmwnd to open it. Whisper someone as you normally would initially, after that first message, you don't need that any more.

Enable the "pity the" fool's day filter.

Allows you to join any room, full or not; and changes how the number of users is displayed to "#users | #guests" when #users is turquoise, the room would normally be full

Makes all links in chat clickable.

Adds commands to add and remove people from your friends list. /add <username> /friend <username> /unadd <username> /remove <username>

When you type /r or /reply it gets replace with /w name message. This version doesn't replace /reload like ventero's.

Adds a number of misc. commands to chat, like /slap username

Displays the time difference between the time the last message and new message was sent in the format [00s] [09m] [05h]

Adds a variant textile support to chat; +underline+ ; |bold| ; _italic_ ; -strikethrough- ; +|bold and underline|+ ; + not underlined+ ; |not bold|because of this ; [] are removed when adjacent to the special characters -> notbold[|bold|]not bold

Adds a command to reload your chat, game, or the entire page. /reload /reload game /reload g /reload all /reload page /reload p

Friends names appear greenish, rather than blueish, in chat.

Automatically marks you as AFK after a specified period of time greater than zero. Type "/aafk time_in_minutes" to automatically go afk after time_in_minutes; "/aafk 0.1" will mark you as afk 6 seconds after you send a message.

Pevents scrolling of kongregate chat from freazing at a certain point.

Plays a beep when your name is mentioned in chat or you are pm'd while you're AFK.

Fixes users who are both muted and AFK from appearing as though they are silenced.

Reverts the friend icon back to the star.

Prevents the UserList in chat from scrolling from it's current view when users join or leave.

Allow tab to be pressed on Kongregate's forums in text boxes.