Similar to ReactOS
Qtractor
QtractorQuassel IRC
Quassel IRCQuite Universal Circuit Simulator
Quite Universal Circuit Simulator
Radium (ソフトウェア)
RocksDB
RocksDB
Rosegarden
Rosegarden
RPCS3
RPCS3
SAGA GIS
SAGA GISSauerbraten
Cube 2: Sauerbraten
SciTE
SciTE
Scribus
ScribusScummVM
ScummVM
Skia
Skia Graphics Engine
Smart Common Input Method
Smart Common Input Method
Snappy (データ圧縮)
Snappy (compression)
Stellarium
Stellarium (software)
Stockfish
Stockfish (chess)
Strigi
StrigiTaskJuggler
TaskJuggler
TortoiseCVS
TortoiseCVS
TortoiseSVN
TortoiseSVNUNetbootin
UNetbootin
UPX
UPX
VirtualBox
VirtualBox
VirtualDub
VirtualDub
Visualization Toolkit
VTKVita3K
WebKit
WebKit