ami , ▁its ▁own ▁Wik i ▁engine ▁written ▁in ▁Python . ▁The ▁source ▁code ▁to ▁the ▁site ▁is ▁published ▁under ▁the ▁GNU ▁Af fer o ▁General ▁Public ▁License . ▁ ▁Book ▁spons or ship ▁program ▁In ▁the ▁week ▁of ▁October ▁ 2 1 , ▁ 2 0 1 9 , ▁the ▁Open ▁Library ▁website ▁introduced ▁a ▁Book ▁Sp ons or ship ▁program , ▁which ▁according ▁to ▁C ory ▁Doctor ow , ▁" lets ▁you ▁direct ▁a ▁c ash ▁don ation ▁to ▁pay ▁for ▁the ▁purchase ▁and ▁sc anning ▁of ▁any ▁books . ▁In ▁return , ▁you ▁are ▁first ▁in ▁line ▁to ▁check ▁that ▁book ▁out ▁when ▁it ▁is ▁available , ▁and ▁then ▁anyone ▁who ▁holds ▁an ▁Open ▁Library ▁library ▁card ▁can ▁check ▁it ▁out ." . ▁The ▁feature ▁was ▁developed ▁by ▁M ek ▁Kar p eles , ▁Tab ish ▁Sh a ikh , ▁and ▁other ▁members ▁of ▁the ▁community . ▁ ▁Books ▁for ▁the ▁blind ▁and ▁d ys lex ic ▁The ▁website ▁was ▁rela unch ed ▁adding ▁A DA ▁comp liance ▁and ▁offering ▁over ▁ 1 ▁million ▁modern ▁and ▁older ▁books ▁to ▁the ▁print ▁disabled ▁in ▁May ▁ 2 0 1 0 ▁ ▁using ▁the ▁DA IS Y ▁Digital ▁T alk ing ▁Book . ▁Under ▁certain ▁prov isions ▁of ▁United ▁States ▁copy right ▁law , ▁libraries ▁are ▁sometimes ▁able ▁to ▁reproduce ▁copy right ed ▁works ▁in ▁formats ▁accessible ▁to ▁users ▁with ▁dis abilities . ▁ ▁Copy right ▁viol ation ▁accus ations ▁The ▁Open ▁Library ▁has ▁just ified ▁its ▁ability ▁to ▁offer ▁full ▁books