The GIMP Team - ( Open Source)
Process or edit an image is not easy if user do not have the skill unless it is used the right tool and The Gimp is a smart choice for anybody that need to do this.
The Gimp is a graphic program and one very powerful photo editing. It includes all the tools needed to create drawings and all filters to correct and improve a shot. GIMP can be used by users of various levels as a paint program, an advanced photo editing program, a batch system, a format converter, etc The application has an intuitive interface, a display mode in one window and quickly accessible controls. A module layer organization also facilitates the implementation and the creation of complex compositions.
The number of tools, brushes and filters is impressive and will not disappoint Photoshop users. With a little practice, everything is in great.
The plug-in screen capture integrated into "file - create" allow the creation of a "screen shot" including the mouse cursor.
Most notable changes:
Image processing nearly fully ported to GEGL, allowing high bit depth processing, multi-threaded and hardware accelerated pixel processing, and more.
Color management is a core feature now, most widgets and preview areas are color-managed.
Many improved tools, and several new and exciting tools, such as the Warp transform, the Unified transform and the Handle transform tools.
On-canvas preview for all filters ported to GEGL.
Improved digital painting with canvas rotation and flipping, symmetry painting, MyPaint brush support.
Support for several new image formats added (OpenEXR, RGBE, WebP, HGT), as well as improved support for many existing formats (in particular more robust PSD importing).
Metadata viewing and editing for Exif, XMP, IPTC, and DICOM.
Basic HiDPI support: automatic or user-selected icon size.
New themes for GIMP (Light, Gray, Dark, and System) and new symbolic icons meant to somewhat dim the environment and shift the focus towards content (former theme and color icons are still available in Preferences).