Category:Free calendaring software

This is a category of articles relating to calendaring software which can be freely used, copied, studied, modified, and redistributed by everyone that obtains a copy: "free software" or "open-source software". Typically, this means software which is distributed with a free software license, and whose source code is available to anyone who receives a copy of the software. It also includes software for which intellectual property rights have lapsed or been donated to the public domain.