Blogs, wikis, social networks, social news aggregator. Although there’s certainly been a lot of hype around these things, when applied in the right circumstances they can serve a utility for many people and businesses.
Fortunately, it doesn’t cost an arm and a leg to get started building out your own Web 2.0 toolkit because there are free, open-source Web 2.0 applications that enable you to operate your own Web 2.0 services – for fun or for business.
Here are 5 of them:
is a lightweight open source blogging application modeled after Tumblr.
is a social networking platform. Although I haven’t yet tried it out, it looks very promising and it just had its 1.0 release.
is the wiki software that was originally developed for Wikipedia.
is the most popular Digg clone. It runs on PHP and MySQL.
is one of the world’s most popular blog publishing platforms and some of the most trafficked blogs on the internet run on it.