Similar to POV-Ray
JSON Schema
JSONP
JSONPJUMAN
JustView
K-Lite Codec Pack
K-Lite Codec PackK-Multimedia Player
KMPlayerK2Editor
Kairos Main Memory RDBMS
KbdApple
KbMedia Player
KDE システム設定
KETpic
Kexec
KexecKeychain
Keychain (software)Kiwix
KiwixKodai MailGo
Kojo
Kojo (learning environment)L4マイクロカーネルファミリー
L4 microkernel familyLair (匿名掲示板)
LandView
LandViewLempel-Ziv-Oberhumer
Lempel–Ziv–OberhumerLESS
Less (style sheet language)LFM
Libjpeg
LibjpegLibpng
LibpngLibqrencode
LibreCAD
LibreCADLibreOffice Base
LibreOffice Base