WordPress[cm_simple_footnote id=1] started in 2003 with a single bit of code to enhance the typography of everyday writing and with fewer users than you can count on your fingers and toes. Since then it has grown to be the largest self-hosted blogging tool in the world, used on millions of sites and seen by tens of millions of people every day.

Everything you see here, from the documentation to the code itself, was created by and for the community. WordPress[cm_simple_footnote id=1] is an Open Source[cm_simple_footnote id=2] project, which means there are hundreds of people all over the world working on it. (More than most commercial platforms.) It also means you are free to use it for anything from your recipe site to a Fortune 500 web site without paying anyone a license fee and a number of other important freedoms.
About WordPress.org
On this site you can download and install a software script called WordPress[cm_simple_footnote id=1]. To do this you need a web host who meets the minimum requirements and a little time. WordPress[cm_simple_footnote id=1] is completely customizable and can be used for almost anything. There is also a service called WordPress[cm_simple_footnote id=1].com which lets you get started with a new and free WordPress[cm_simple_footnote id=1]-based blog in seconds, but varies in several ways and is less flexible than the WordPress[cm_simple_footnote id=1] you download and install yourself.
What You Can Use WordPress[cm_simple_footnote id=1] For
WordPress[cm_simple_footnote id=1] started as just a blogging system, but has evolved to be used as full content management system and so much more through the thousands of plugins and widgets and themes, WordPress[cm_simple_footnote id=1] is limited only by your imagination. (And tech chops.)
Connect with the Community
In addition to online resources like the forums and mailing lists a great way to get involved with WordPress[cm_simple_footnote id=1] is to attend or volunteer at a WordCamp, which are free or low-cost events that happen all around the world to gather and educate WordPress[cm_simple_footnote id=1] users, organized by WordPress[cm_simple_footnote id=1] users. Check out the website, there might be a WordCamp near you.
A Little History
WordPress[cm_simple_footnote id=1] was born out of a desire for an elegant, well-architectured personal publishing system built on PHP[cm_simple_footnote id=3] and MySQL[cm_simple_footnote id=4] and licensed under the GPLv2 (or later). It is the official successor of b2/cafelog. WordPress[cm_simple_footnote id=1] is fresh software, but its roots and development go back to 2001. It is a mature and stable product. We hope by focusing on user experience and web standards we can create a tool different from anything else out there.
For a bit more about WordPress[cm_simple_footnote id=1] history check out the WordPress[cm_simple_footnote id=1] Wikipedia page or this page on our own Codex.