EntityQ3066722· pop 6· linked from 56 articlesRuby LicenseSign in to savefree software license, compatible with the GPL via an explicit dual-licensing clauseConnectionsGNU General Public LicenseEntitymulti-licensingEntityfree softwareEntitypublic domainEntityQ7715973EntityQ161053EntityQ48413Entityfree contentEntitypublishingEntityQ5289EntitycopyleftEntityBSD licensesEntityYukihiro MatsumotoEntityOpen Source InitiativeEntityfree software licenseEntityThe Open Source DefinitionEntityJRubyEntityRubyGemsEntityIronRubyEntityGPL linking exceptionEntityCategoriesFree and open-source software licensesRuby (programming language)