mg.applanix is a multi-featured, configurable, Web- and MySQL-based application for management of small and medium-sized accommodation establishments, such as hotels, campsites, hostels, and motels. mg.applanix features an occupancy table for all managed rental objects, a detailed customer information and booking file, a tiny organizer, and customizable printing of bills, address labels, etc. It also provides user-based session management. Users are members of predefined groups which provide a simple access restriction mechanism. Localizations for several languages are available.
pAgenda is a cross-platform calendar and schedule. It uses the SQLite database to handle multiple schedules with ease in single, small, portable files which are easy to backup or transfer. It is simple and functional, but its strongest feature is how well it prints out a daily schedule with a single click.
Pal is a color, command-line calendar similar to gcal with support for displaying events and holidays. It supports many types of recurring events (daily, weekly, monthly, yearly) and has an easy to use interface for adding new events. pal is distributed with calendar files that include significant holidays and events.