rss calendar∞ syndicate calendar by day, week, month, or year with 1 line of code. Make feeds public, private, or category-based & more.

Librarything∞ Enter what you're reading or your whole library—it's an easy, library-quality catalog. LibraryThing also connects you with people who read the same things.
reader2∞ Similar to librarything

stikpad∞ Officially, it's a hosted wiki provider that lets you collaborate online - unofficially, it's a blank piece of paper where you decide its use.

Conquer Club Risk Board Game Clone∞ (Best for the casual gamer...only 1 turn required every 24 hours)
Dominate Game Risk Board Game Clone∞ (Realtime play, yearly fee for web based version. Free version might work in wine?)
Yahoo! Games∞ Yahoo! Games is a collection of free, Java-based games on the Web. These are multi-player games and can be played with anyone connected to the Internet.
Online Chess∞

gickr∞ create an Animated GIF online. Just upload pics or grab them from your Flickr. Create funny flashy slideshows with you and your friends, cartoons, previews, banners, etc
Shrink Pictures∞ Resize Images Online
draw∞ Interesting proof of concept online drawing application
brilliant button maker∞
pixenate∞ Easy image editing
snipshot∞ Another online image editor
cellsea∞ online image editor

ICQ Client∞
meebo∞ Web Based Aim, Yahoo! Google Talk, MSN

IRC at Work∞ (use IRC from work through blocked ports with your browser)

hostip∞ Find out what your public ip address is if you're behind a nat router]]
tinyurl∞ Convert long Website addresses into short ones!
pingomatic∞ a service to update different search engines that your blog has updated.
min.itor.us∞ Free 24x7 web site monitoring for everyone
sneakysurf∞ PHP Based Proxy Server

empressr∞ Online presentations
thumbstacks∞ you can make presentations - like slideshows, or outlines - right in your web browser.

Editgrid∞ An online spreadsheet service with real-time-update and extensive collaboration features.

what is the file∞ help for you to identify any unknown files on your computer (example: fstab)
media-convert∞ Convert audio files, video, presentation, document, spreadsheet, etc. from one format to another

time-tracker∞ todo list & time tracker
remember the milk∞ Work together to get things done. Locate your tasks. Get reminded, anywhere. Plan your time. Etc.
43 things∞ social goal setting

Vixy Convertor∞ This service allows you convert a Flash Video / FLV file (YouTube's videos,etc) to MPEG4 (AVI/MOV/MP4/MP3/3GP) file online. It is using a compressed domain transcoder technology (outline in Japanese). It converts FLV to MPEG4 faster and less lossy than a typical transcoder. When you submit an url, it will download and convert to the video format. Then you can download the converted file.

weebly∞ Webpage creation with easy Drag & Drop Interface, Variety of Designs, Numerous Content Elements Photos, Videos, Maps, and more, Free Hosting, No Technical Knowledge Required
browsershots∞ Browsershots makes screenshots of your web design in different browsers. It is a free open-source online service created by Johann C. Rocholl. When you submit your web address, it will be added to the job queue. A number of distributed computers will open your website in their browser. Then they will make screenshots and upload them to the central server here.