Yankin jama'a

Tambarin yankin jama'a daga Kamfanin Creative Commons. Ita kanta tana cikin jama'a

 Public Domain ( PD ) ya ƙunshi duk ayyukan ƙirƙira waɗanda babu keɓantaccen haƙƙin mallaka na fasaha da aka yi amfani da su. Waɗancan haƙƙoƙin ƙila an yi asarar su, kokuma an yi watsi da su, ko kuma ba za a iya amfani da su ba. Saboda babu wanda ke da haƙƙin keɓantaccen haƙƙin, kowa na iya amfani da doka ko yin la'akari da waɗannan ayyukan ba tare da izini ba.

Misalin, ayyukan William Shakespeare, Ludwig van Beethoven, Leonardo da Vinci da Georges Méliès suna cikin jama'a saboda an hada su kafin haƙƙin mallaka ya wanzu, ko kuma ta hanyar haƙƙin mallaka ya ƙare. Wasu ayyukan ba su cikin dokokin haƙƙin mallaka na ƙasa, don haka suna cikin jama'a; misali, a Amurka, abubuwan da aka kebe daga haƙƙin mallaka sun haɗa da dabarun kimiyyar Newtonian, girke-girke na dafa abinci, da duk software na kwamfuta da aka ƙirƙira kafin 1974. Sauran ayyukan mawallafansu ke sadaukar da kai ga jama'a (duba waiver); misalan sun haɗa da aiwatar da aiwatarwa na algorithms cryptographic, da software na sarrafa hoto ImageJ (wanda Cibiyar Kiwon Lafiya ta Ƙasa ta ƙirƙira). Kalmar yankin jama'a ba a saba amfani da ita ga yanayin da mahaliccin aiki ke riƙe da sauran haƙƙoƙin ba, wanda a halin yanzu ana kiran amfani da aikin a matsayin "ƙarƙashin lasisi" ko "tare da izini".