The following information is intended for programmers and advanced users only. If you just want to use LiveJournal to keep your journal, great! Normal users do not have to worry about this stuff.
That said, the content below is split up into two sections: information on how to customize the look of LiveJournal pages, and information on writing LiveJournal clients to the LiveJournal server.
Don't like the way your journal pages look? Never you fear... everything is flexible and if you read the documentation below you'll know all you need to make your pages look any which way you want.
Want to embed your journal right into your homepage? There are several ways to do it, depending on what sort of control you have over your server. You only have to worry about this if you don't like having www.livejournal.com appear in your journal URL.
The Share button is the quickest way for people to share content with their LiveJournal friends. A single click on the Share button will share share pieces of content on LiveJournal.