selfoss is a multipurpose RSS reader, live stream, mashup, and aggregation Web application. You can register RSS feeds, and this Web-based PHP application will continuously fetch new RSS feed items. The items will be shown in a stream. You can also add other sources, like deviantart, Twitter, or tumblr users. Attaching new sources is very easy, and you can add any source you want (e.g. IMAP email account, log files, etc.). selfoss also allows you to collect all your postings on different communities (e.g. Twitter, your blog, etc.) and show it in one place. It features a Web-based RSS reader, universal aggregator, mobile support (Android, iOS, and iPad), and support for MySQL, SQLite, and MongoDB databases. It is easy extensible with an open plugin system (write your own data connectors). It is a lightweight PHP application taking up less than 2 MB.
PHP eXhibition is a CMS designed primarily for visual artists, dealers, or just about anybody who wants to display works of art online. It features a back-end administration section and a front end Web site. An administrator can post artworks organized by galleries and/or articles organized by categories. It has a shopping cart that works with PayPal and Google Payments. Artworks may also be included in a sitewide RSS feed.