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.
TinyIB is a lightweight PHP image board which emulates the functionality of 4chan. If you use MySQL or SQLite, you can use it to create an efficient setup able to handle large amounts of traffic. If you don't use a database, it can store posts as text files for a portable setup capable of running on virtually any PHP host.
PinaCart is a webshop constructor. Use it as a shopping cart engine to create a chain of online stores or build your own SaaS ecommerce platform and allow your clients to create and manage their online stores. Just download and install PinaCart to start getting clients, then you can customize and expand the software, develop and sell your own set of skins and templates, and come up with new features and functionality.
PinaCMS is a batch Web site launcher. Use it as a content management system for a Web site chain or build your own SaaS CMS solution. It allows you to easily create, manage, and replicate common components, control each site individually or apply updates to all of them simultaneously, offer your clients a quick and easy way to create and manage their Web sites, and enjoy easy administration and a flexible mechanism for access control.