I have just completed a usable version of LJKit. This is a collection of Objective-C classes which encapsulate the functionality of the LiveJournal client-server protocol. This means that you can write your own LiveJournal client for Mac OS X without having to fuss with sockets, URL encoded strings, etc. For example, to implement
checkfriendsprotocol mode support you merely have to register to receive some notifications and then invoke
I've put up a webpage. You can download the source code to LJKit and SimpleJournal (an example client). There is a screenshot of SimpleJournal on the web page. You can also download a compiled version of SimpleJournal and browse the framework documentation online.
I impatiently await your feedback.