I-Mozilla ihlala ixhunyaniswa nomlando wesoftware yomthombo ovulekile futhi ovulekile, selokhu yavela kumalungu eNetscape engasasebenzi. Ngenkathi ngo-1998 kukhishwa ikhodi yesiphequluli esidumile nesiphumelelayo se-Netscape Navigator enguqulweni yaso engu-4.x futhi kuyo kwavela iphrojekthi yeMozilla kuze kube manje, kuningi okushintshile futhi okuthuthukile. Kusukela empumelelweni yomkhiqizo wayo ovelele, iMozilla Firefox, ezinye izimpumelelo namaphrojekthi kungeziwe enkampanini.
Manje kusuka kufayela le- I-Mozilla Foundation (yethulwe kusukela ngo-2003) iyaqhubeka nokuphatha nokuphromotha isofthiwe yomthombo wamahhala nevulekile, futhi benza kanjalo ngamaphrojekthi abo futhi futhi ngokusebenzisana nokusiza onjiniyela abazimele nabayizimfundamakhwela ukudala okwengeziwe kwalolu hlobo lwesofthiwe. Isibonelo salokhu umklomelo we-$500.000 wamaphrojekthi womthombo ovulekile isisekelo esizowunikeza ukusiza ukuwaxhasa ngezimali nokuheha onjiniyela abaningi. Ngazo zonke lezi zisekelo, iqiniso liwukuthi inqwaba yamaphrojekthi amasha nathakazelisayo ayakhuthazwa futhi asekelwe. I-Mozilla iyavuna imali eyanele Ngenxa yempumelelo yabo ngemithombo yabo evulekile nobuchwepheshe bewebhu, futhi ngenxa yezimali eziqoqiwe, manje bazokhipha lelo nani elinamanzi esesikhulume ngalo esigabeni esedlule kumaphrojekthi wemithombo emisha evulekile. Ngokuqondile ngemiklomelo efinyelela kuma-dollar ase-US angama-539.000.
Ezinye ze amaphrojekthi Sikhuluma, isibonelo, Ushahidi (iphrojekthi yokwabelana nokwenza ukuqoqwa kolwazi lwasendaweni), i-RiseUp (ukuthuthukiswa kwamathuluzi okuphepha edijithali ezishoshovu), i-Phaser (injini yemifanekiso yemidlalo yevidiyo esuselwa ku-HTML5), njll. Uhlelo iMozilla Open Source Support, eyaziwa nangokuthi yi-MOSS.