Nupedia yaren Ingilishi ne, encyclopedia na yanar gizo wanda masu ba da gudummawa suka rubuta labaransu tare da ƙwarewar batun da ya dace, ƙwararrun editoci suka duba su kafin a wallafa su, kuma a basu lasisi azaman abun ciki kyauta . Jimmy Wales ne ya kafa ta kuma Bomis ya kirkira ta, tare da Larry Sanger a matsayin babban edita. Nupedia yayi aiki daga watan Oktobar 1999har zuwa Satan Satumbar 2003. Mafi shahararren sananne a yau shine magabacin Wikipedia, amma Nupedia yana da tsari na yarda da matakai guda bakwai don sarrafa abubuwan cikin labarai kafin a sanya shi, maimakon rayayyar sabunta wiki. Nupedia ya tsara wata kwamiti, tare da masana don tsara dokokin, kuma ta amince da abubuwa 21 ne kawai a cikin shekarar farko, idan aka kwatanta da Wikipedia da take sanya labarai 200 a watan farko, da 18,000 a shekarar farko. Ba kamar Wikipedia ba, Nupedia ba wiki bane; a maimakon haka ya kasance yana da kyakkyawan tsarin sake duba takwarorinmu, wanda aka tsara shi don sanya kayan aikinta masu inganci kwatankwacin na ƙwararrun masana ƙwararru. Nupedia ya bukaci malamai (daidai da PhD) don ba da gudummawar abubuwan ciki.