del.icio.us/juliendorra

D3.js: small, free Javascript library for binding data to the DOM and manipulating the HTML. Powerful.

«The Joking Computer can build millions of new jokes such as:
"What do you get when you cross a frog with a street? A main toad."

But some are not very funny! In this website, you can discover why we are interested in studying computers and jokes, see what the software can do and how jokes are built, and explore the related science. You can also help us improve the joke building.»

«Security and encryption is getting ever more important in today's computer networks, being it SSL secured web sites, encryption of data or mail, secure logon to mention just a few. But security is expensive, right? Not anymore....

StartCom, the vendor and distributor of StartCom Linux Operating Systems, also operated MediaHost™, a hosting company which offered its clients SSL secured web sites with certificates signed by StartCom for many years. That's where the idea originated: Free SSL certificates!»

A great list of *good* resources for learning programming. The selection of books on Javascript is the free classics.

And of course jsFiddle is a rich web sandbox for Javascript, HTML, CSS – with jQuery and more

Dabblet, a cool web sandbox for quickly testing snippets of CSS and HTML – by @leaverou

NounProject collect & create free icons for… anything, public domain or CC licenced. The website is cool too!

A collection of fonts free to use, share and remix by independent authors

ÂŤ This plugin lets you show a different greeting message to your new visitors depending on their referrer url. For example, when a Digg user clicks through from Digg, they will see a message reminding them to digg your post if they like it. Another example, when a visitor clicks through from Twitter, they will see a message suggesting them to twit the post and follow you on Twitter. You can also set a default greeting message for new visitors (not matching any referrer URLs) suggesting them to subscribe to your RSS feed.