This bachelor project is about the applications build on open and linked data. It is divided into four parts. In the first introductory part I will set the goals of the project and explain basic terms. In the second part I will introduce four existing applications, identify their po-tential benefits and possible risks for government institutions, companies as well as for common citizens. I will be selecting from the applications which have participated in the competiton "Společně otevíráme data" for the best application build on open and linked data by the Otakar Motejl fund. In the third part I will design ten of my own assignments of the application build on open data. I will describe their funcionality, set the target group and identify ...