GIMP is the GNU Image Manipulation Program. It is a freely distributed piece of software for such tasks as photo retouching, image composition and image authoring. It works on many operating systems, in many languages. - Read more
progeCAD offers AutoCAD functionality for minimal cost. Edit view print and convert Autodesk AutoCAD DWG and DXF files from most any version of AutoCAD. Similar icons, commands and interface. Raster image & OLE embedding, IntelliCAD AutoLISP interpreter, temporary point snap (like oSnap), layers, blocks. Hatch, block and xref editing. Symbols library. - Read more