If you know the name of the conversation, you can join it by typing it into the conversation name box; if you don't know the name, you can't join.

YouTube to Mp3 Converter and YouTube Video Downloader

Making it up so you don't have to

The whisky social network, Connosr is a vibrant community for whisky lovers.

"If you can type, you can make movies"

Get Protected. Provides an independent and open tool for scanning your Facebook privacy settings.

"Facebook's bait-and-switch on privacy and their overly complex settings cause many users to post messages intended for their friends to 'everybody'. That's the entire planet, for all time. This privacy-malfunction could have serious consequences if you're looking for a job, applying for college, or trying to get medical insurance."

New Social Networking Site Changing The Way Oh, Christ, Forget It!

Nice JavaScript found on TechCrunch that lets you learn what is being copied off your site and how to leverage this behavior into more traffic, higher search rank and more.

Shows all the different possible domain names your search creates, with generic domains like .com, .net and .org, and non-Latin internationalized domain name. You can enter characters with accents or other diacritics, and even scripts such as Arabic, Hebrew, Chinese, Japanese and Hindi.

Give out an email address, then check it. It's that simple. No sign-up. Use any address you want. Check your mail on the web or via RSS.

Provides a simple bookmarking service. We follow your twitter feed, and whenever a status you tweet or re-tweet contains URLs, we add them to your delicious.com bookmarks. Optionally, bookmark URLs in @replies to you, and in tweets you mark as Favorites.

Got a website? Now you can embed a forum just like a YouTube video.

EXCELLENT use of Facebook Connect in a marketing mashup-ish campaign by Volkswagen.