free programs to open any file extension
24 File Extensions starting with G
.G3 Fax Group 3 Image
.G3N Imaging Fax Image
.G4 Access Image
.GAF Total Annihilation Image
.GAN GanttProject File
.GB Printfox/Pagefox Image
.GBR Gimp Brush Image
.GCD GCD Disk Image
.GCM GameCube Image File
.GEM Digital Research (GEM Paint) Image
.GEO GeoPaint Image
.GG Koala Paint (Compressed) Image
.GI Global Disk Image
.GIF Graphics Interchange Format Image
.GIFF CompuServe GIF Image
.GM Autologic Image
.GM2 Autologic Image
.GM4 Autologic Image
.GRB HP-48/49 GROB Image
.GREY Raw Image
.GRO HP-48/49 GROB Image
.GRY Raw Image
.GXF General eXchange Format
.GZ GNU Zip Compressed Archive