Stallman ya kaddamar da GNU Project a watan Satumbar 1983 don ƙirƙirar tsarin sarrafa kwamfuta na Unix wanda ya kunshi software kyauta. Tare da wannan, ya kuma kaddamar da motsi na software kyauta. Ya kasance babban masanin gine-ginen GNU da mai tsarawa, kuma ya bunkasa wasu sassan software na GNU da aka yi amfani da su, ciki har da wasu, GNU Compiler Collection, GNU Debugger, da GNU Emacs editan rubutu. A watan Oktoba 1985 ya kafa Free Software Foundation. Tambaya: Menene aikin Stallman a 1983?
Babban masanin gine-ginen GNU da mai tsarawa