This is a historical page of 2003 about the Project SmallBlog - the Squeak Weblog Server project
Here are some links to other tools or interesting stops in the Blogosphere. These links are by no means an exhaustive survey of the space, just a few entry points to get started: (The next 5 links in this list are OK as of 2018)
Dave Winer: What Makes a Weblog a Weblog?
Dave Winer's weblog http://www.scripting.com/ ; Dave is a pioneer in the product space.
Winer's company that produces the weblog software (contains a good explanation of what a weblog is; Radio is desktop based and publishes via FTP): http://www.userland.com/
MovableType: http://www.moveabletype.org/ ; One of the most popular web log servers.
Live Journal http://www.livejournal.com/ ; Another popular web log server; open source; claims to have over half a million active users.
Smalltalk Community Blogs http://www.cincomsmalltalk.com/userblogs (dead link)