Planner for Linux is a GTK+ application written in C and licensed under the GPLv2 or any later version. It can store its data in either xml files or in a postgresql database. Projects can also be printed to PDF or exported to HTML for easy viewing from any web browser.
What's new in version 0.14.5
Version 0.14.5 has updated Slovenian translation, Czech translation, Spanish translation, and German translation.