Chyrp is a blogging engine designed to be very lightweight while retaining functionality. It has powerful theme and extension engines, so you can personalize it however you want. The code is well-documented, and it has a very strong structure that's loosely based on the MVC design pattern. Chyrp allows importation from several different blogging engines and uses a system called "feathers", which are basically templates for custom posts.
Html Writr is an innovative system that allows users with little to no technical knowledge to edit static HTML files. It is very easy to setup, and requires no database to use. The editing experience is simplistic but full featured, using nicedit for the WYSIWYG editor, and allowing users to edit the page title, meta description, and meta keywords. Preparing HTML files for the HTML writer to edit is very quick; just a couple of lines of code and you're done.
oTranCe offers a ready to go and entirely Web-based translation platform to your project and your translators. The files you already translated can be imported easily, and the present stage can be exported to language packages at any time. If you are using a versioning system you can, update your repository with just a mouse click. All your translators need is a login to start working on translations. The administrator will be able to adjust very fine-grained rights and roles for your developers and translators.