Tweetmeme tracks the most popular links on twitter every 5 minutes.

Twitturls – Popular Twitter Links

Trendrr – Track Compare Share

WeFollow: A User Powered Twitter Directory

WeFollow uses #hashtags to categorize people.

Tagalus

Tagalus is a free service which lets users define #hashtags so that others can understand what they’re talking about.
Get and set definitions for #hashtags – A dictionary for #hashtags.

TwitterCounter – The Ultimate Twitter Statistics Provider!

Twitter Buttons – Get more followers with free hosted twitter buttons

Simply enter your Twitter ID and proper code will be automatically generated for your button.

Twitpic – Share photos on Twitter

TwitPic lets you share photos on Twitter.

twitterfeed.com : feed your blog to twitter – post RSS to twitter automatically

Twitterfeed can post directly to twitter, identi.ca, custom laconica installations, and via HelloTxt or Ping.fm, simultaneously to the many platforms supported by these services.

Twitterfall

Twitterfall is a way of viewing the latest ‘tweets’ of upcoming trends and custom searches on the micro-blogging site Twitter. Updates fall from the top of the page in near-realtime.

TweetStats :: Graphin’ Your Stats

Graph your Twitter Stats including: Tweets per hour, Tweets per month, Tweet timeline, Reply statistics.
In use by over 100,000 Twitter-folk!

TweetDeck: a simple and fast way to experience Twitter

TweetDeck is your personal browser for staying in touch with what’s happening now, connecting you with your contacts across Twitter, Facebook and more.
TweetDeck shows you everything you want to see at once, so you can stay organised and up to date.

… Twitter Clients.

eCalc- the best online Calculator
Unit Converter, Equation Solver, Scientific Functions, Complex Numbers, Decimal to Fraction, RPN or Algebraic, 100% Free.

Down for everyone or just me?
Is google.com (or other website) down for everyone or just me?

keybr.com | Typing at the speed of thought!
Funny website to practice your typing accuracy and speed.

Face Research » Demos » Make An Average
That was fun!

getmooh.com – Escape a Date, Escape from a Meeting, Escape People
Getmooh is an automated call back service. It is designed to help you escape a variety of situations by calling you automatically on your phone at a pre-specified time and playing you a recording which will either instruct you on what to say to elude your tormentor(s), or which will simply give a convincing sense of you being on an important call.

Brilliant idea!

File Destructor 2.0 – Hype Magazine
Want to play games on your Playstation but got a deadline for an exam or report that didn’t match your gaming ambitions?

Then you have come to the right place. :)

Obamicon.Me
Make your own “Obamicon” — your image in a style inspired by Shepard Fairey’s iconic poster.

PhotoFunia
Another fun use of the photos on the internet. Face detection technology. Make your interactive poster easily and share it.

A web designer can create such an icon and install it into a website (or webpage) by several means, and most graphical web browsers will then make use of it.

Browsers that provide favicon support typically display a page’s favicon in the browser’s URL bar and next to the page’s name in a list of bookmarks. Browsers that support a tabbed document interface typically show a page’s favicon next to the page’s title. The Microsoft Windows Shell uses favicons to represent “Internet shortcuts” to web pages.
Favicon – Wikipedia, the free encyclopedia

favicon.ico Generator
Favicon.cc is an online paint application that allows you to easily create a custom favicon for your site.

Favicon Generator
This site is an easy to use on-line favicon generator.
Favicons generated here contain text instead of images in order to be descriptive, but are colored to be nice looking.

Genfavicon. Free Online Favicon Generator. Icon Generator.
Select your image, Cut & Preview, Favicon resulting.

ConvertIcon
Generate favicon from URL or your computer.

favikon

FavIcon from Pics — free favicon.ico for your website (animated, static and marquee icons)

Faviconize – the favicon directory
Faviconize is The Favicon Directory with the goal to list the best favicons around the internet. And You are the one who makes the gallery and promotes the best ones. Just add the sites with the favicons You like, vote for others and create Your own favourite list.

favicon.ru – favicon.ico generator and editor
favicon.ico generator and editor.

Favicon Generator Tool · Dagon Design
Simple Favicon Generator.

…

ColorJack: Sphere (Color Theory Visualizer)

Create color palettes based on color theory. ColorJack shares a visual tool to help you pick out the right colors for your project. Great tool!

[ws] Color Scheme Generator 2

Color wheel for picking website color schemes. Generates excellent color schemes in Web-Safe hues and according to different color wheel complimentary theories.

ColorSchemer – Online Color Scheme Generator

Given a hexadecimal color, generate a color theme based upon that color. A useful site for getting complimentary colors and keeping everything in the same color scheme.

ColorBlender.com | Your free online color matching toolbox

Online tool for color matching and palette design. 6-color matching palette.

4096 Color Wheel Version 2.1

Color wheel that allows you to select the color you want to use for a web page. It then returns to you the color code hexadecimal equivalent. Web-Safe, web-smart, unsafe colors.

Online color chart picker – web safe, smart and HEX color codes

Online color chart provides HTML color codes (Hexadecimal, Web-Smart and Web-Safe) in very accessible format.

ColorPicker.com : Quick Online Color Picker Tool

Simple and easy online color picker.

Color Picker

Photoshop-like JavaScript Color Picker .This color picker mimics Photoshop color picker by layering transparent images.

ColorPicker 3.1

Color picker with auto-test page. Sample page and CSS generator.

slayeroffice | tools | color palette creator v1.6.1

It will create 10 shades of the base color, located top-left, at varying degrees of opacity.

Color Fields Colr Pickr

Flash based color tool. Find Flickr photos that correspond to a given color.

colr.org

A nifty site that will generate color lists from images or web sites. Color Scheme extractor.

kuler

kuler from Adobe Labs. Quickly create harmonious color themes online. Explore, create and share color themes.

COLOURlovers :: Color Trends + Palettes

COLOURlovers™ is a resource that monitors and influences color
trends. COLOURlovers gives the people who use color – whether for
ad campaigns, product design, or in architectural specification -
a place to check out a world of color, compare color palettes, submit
news and comments, and read color related articles and interviews

Yahoo! UI Library: Color Picker Control

The Color Picker Control provides a rich visual interface for color selection. The interaction is a familiar one from the desktop paradigm: Color range and saturation are adjusted via sliders while the technical details of the current color are displayed in RGB, hex, and/or HSV formats.