It was created in by Thomas and John Knoll. It is the most used tool for professional digital art , especially in raster graphics editing, and its name has become genericised as a verb e. Photoshop can edit and compose raster images in multiple layers and supports masks , alpha compositing and several color models. In addition to raster graphics, Photoshop has limited abilities to edit or render text and vector graphics especially through clipping path for the latter , as well as 3D graphics and video.
Its feature set can be expanded by plug-ins ; programs developed and distributed independently of Photoshop that run inside it and offer new or enhanced features.
Photoshop's naming scheme was initially based on version numbers. However, in October following the introduction of Creative Suite branding , each new version of Photoshop was designated with " CS " plus a number; e. With the introduction of the Creative Cloud branding in June and in turn, the change of the " CS " suffix to " CC " , Photoshop's licensing scheme was changed to that of software as a service subscription model.
As of November , Adobe has also released a full version of Photoshop for the iPad , and while initially limited, Adobe plans to bring more features to Photoshop for iPad. Photoshop was developed in by two brothers, Thomas and John Knoll , who sold the distribution license to Adobe Systems Incorporated in Thomas Knoll, a Ph.
Thomas took a six-month break from his studies in to collaborate with his brother on the program. Thomas renamed the program ImagePro, but the name was already taken.
