The redirection plugin has been built by a developer. And not any developer. A developer that actually works for the company Automatic (the owner of Wordpress).
Redirection is a straight forward plugin that does what it's meant to be doing. Redirects.:)
The plugin is 100% free, and you can even download the source code and build your own version of the plugin.
Since the plugin was built by a developer to fulfil some advanced needs, they've packed it with advanced features which are for most of us, not really understandable. But if you're into Regex and other nice languages, you're going to love it.
I've decided to list it here, not because it's free or better, but because their regex function allows to work with Partnerize links.
In case you haven't seen these links, they are quite unique and do not follow the standard query string parameters that you are used to.
Redirection allows you to work with these links, even tough they do not use the standard "question mark" to separate the URL path and the affiliate links / parameters.
Create a new redirect
Source URL: Add the URL base
URL options: Select Regex
Describe the redirect
Match: URL only
When matched: Redirect to URL with http code
Now you can add the
tracking group either in the
rel attribute or as the standard