Similar to FLTK
FreeRDP
FreeS/WAN
FreeS/WANFreeSBIE
FreeSBIEFreeStyleWiki
FreeWnn
Fsck
FsckFuelPHP
FuelPHPFVWM
FVWMFVWM95
Galaxy (計算生物学)
Galaxy (computational biology)Gallium3D
Gallium3DGConf
GConfGD Graphics Library
GD Graphics LibraryGDAL
GDALGdi++
Geany
GeanyGedit
GeditGeoClue
GeoServer
GeoServerGephi
GephiGettext
GettextGfarmファイルシステム
Gfarm file systemGFortran
GNU FortranGhostscript
GhostscriptGIMP
GIMPGiNaC
GiNaCGKrellM
GKrellMGlasgow Haskell Compiler
Glasgow Haskell Compiler