Completely database driven site engines.
Fully customisable themes from Admin, Easy theme installer.
Powerful Blogging with Archive, XML-RPC interface, Intelligent text formatting.
Image library - store all your PNGs, PDFs, DOCs, XLSs, GIFs and JPEGs online for easy use.
Password Protected Posts, Easy installation and upgrades, Easy Importing.
Full user registration, Spam protection, Cross-blog communication tools.
Polls / Surveys / Newsletter / Banner Manager using plugins.
Runs on both Linux and Windows Server.
Word Press is best suited for Small and Medium companies who need a easy to use and simple CMS regularly them selves.
Very Good for uses who have little or no knowledge of customization
It can be used in any site as a Blogging Software
Very much suitable for Non Profit organizations, public voting's, School / educational institutions, News & information websites.