LATRIX is a Web-based system supporting HR departments of any size company in their administration work. It supports multiple locations and incorporates a paperless leave application system. Attendance and presence can be tracked separately and no expensive hardware is required. It has a nice variety of reports, a fire register (for display on desktop computers or handheld devices, such as mobile phones), simple configuration, and a dedicated Web site for all documentation. It is available for download for experienced Linux users, and there is also a subscription service available for those who just want to use it without the hassle of daily administration.
SHEF is an HTML editing framework and component for the Java Swing GUI library. It can be plugged into the javax.swing.JEditorPane text component, adding usable HTML WYSIWYG editing capabilities. In addition, it works around various JEditorPane quirks and adds functionality currently missing from the standard Swing text implementation. It includes an HTML source editor with syntax highlighting, context-sensitive Swing actions, unlimited undo/redo, table creation and editing, click+drag resizable tables, and click+drag resizable images. It is easily embeddable in Swing applications or applets.
SEO PowerSuite Professional is an all-in-one package of quality SEO software tools. Rank Tracker is a keyword research and rank checking tool that generates keywords using cutting-edge methods, gets traffic and competition stats and selects the best keywords to target, tracks your rank in more than 409 search engines, tracks ranking history and monitors fluctuations, and generates reports. WebSite Auditor analyzes the top 10 ranked Web pages for your keywords and sees what's working for them, calculates optimal keyword density, and generates content optimization reports. It also includes a competition and backlink research tool and a link building and management tool.
Sunrise Sunset is a Python package that can determine the sunrise and sunset based on a given altitude zenith. It has two public methods. The first returns the sunrise and sunset in a tuple. The second returns True or False depending on whether the supplied date/time is during the night or day. The constructor takes three arguments, a date, latitude, and longitude. There is one keyword argument for changing the default zenith, which is set to "official". The zeniths are "official", "civil", "nautical", "amateur" (astronomical), and "astronomical". It does not rely on third party packages, but you may need something like pytz to create dates with timezone info.
SUMO Access Manager is a security system for PHP Web applications that can be added using only one line of code. Administrators can manage authentication and authorization for users, groups, and security policies with easy, all through an intuitive Web based interface. You can create users that can authenticate their password via LDAP, MySQL internal users, MySQL/PostgreSQL/Oracle generic users tables, and via Google Mail account.