Kajona Kindcontent management system, web framework, free softwareImplemented inPHPLicenceGNU Lesser General Public License
Katalon Studio Kindintegrated development environment, business, software, test automation frameworkImplemented inJava, Apache GroovyLicencefreeware
KDE Frameworks Kindsoftware library, free softwareImplemented inC++LicenceGNU Lesser General Public License, version 2.1
Keras Kindmachine learning framework, softwareImplemented inPythonLicenceApache Software License 2.0, MIT License
Kivy Kindsoftware library, graphics library, application frameworkImplemented inPython, CythonLicenceMIT License
KJS Kindapplication software, free software, JavaScript engineImplemented inC++LicenceGNU Lesser General Public License, version 2.1
Koajs KindJavaScript framework, free software, JavaScript libraryImplemented inJavaScriptLicenceMIT License
Koishi.js Kindsoftware library, JavaScript framework, free softwareImplemented inJavaScript, TypeScriptLicenceMIT License
Kopi KindGNU package, free software, application frameworkImplemented inJavaLicenceGNU General Public License, version 2.0, GNU Lesser General Public License, version 2.1
KParts Kindsoftware library, free softwareImplemented inC++LicenceGNU Lesser General Public License, version 2.1 or later