In most charities and non-profits, daily work is focused on providing help and support to those who need it the most. Sometimes there isn’t a budget for high-end IT services so WordPress as free and open source CMS becomes valuable asset when it comes to online presence. It’s simple enough for an inexperienced end-user and flexible enough to create a fundraising platform. In the talk, I would like to present in which ways WordPress as open source CMS is helpful to charities and non-profits in Serbia not only in their online presence but also in their every day activities.