papaya CMS is a Web Content Management System based on open standards (including XML, XSLT, PHP, and MySQL/PostgreSQL). It is compatible with almost every operating system, is platform-independent, is multi-lingual, offers great usability, and is easy to extend via its plugin system. It is scalable and perfect for business websites.
Geeklog is the weblog software that concentrates on performance, privacy, and security. It features Web-based administration, surveys (polls), user-customizable boxes, a friendly administration GUI with a topic manager, an option to edit or delete stories, an option to delete comments, a search engine, backend/headlines generation (RSS/Atom format), calendaring, and much more.