It exists several Content Management Systems (CMS) on the market. They are proposing different features and tools. We have to evaluate what are our needs and the best system adapted for them. Most the other tools could be integrating more easily with the CMS.
A other tool, Delicious is useful to share bookmarks online to people with the same interests.
All the RSS links (delicious, news…) can be imported on a website and the updating is automaticlly.