The bachelor thesis deals with innovation of lectures in the field of image processing. The innovation consists in the preparation of instructions for individual exercises in alternative programs, Adobe Photoshop CS6 Extended is now used in exercises. The first chapter deals with color models, spaces, color management and bitmap file formats. The second chapter introduces alternative bitmap editors – Adobe Photoshop CC 2021, GIMP, Affinity Photo, Zoner Photo Studio X, Corel PaintShop Pro 2022. Then they are compared according to several criteria, the cost for the school and students is considered and a selection of programs suitable for teaching image processing is made. In the next chapters, instructions for individual exercises are made i...