Gutenberg Project
Project Gutenberg (PG) ƙoƙari ne na sa kai don ƙididdigewa da adana ayyukan al'adu, don "ƙarfafa ƙirƙira da rarraba littattafan lantarki". Marubucin Ba'amurke Michael S. Hart ne ya kafa shi a cikin 1971 kuma shine mafi tsufan ɗakin karatu na dijital. Yawancin abubuwan da ke cikin tarinsa sune cikakkun matani na littattafan jama'a. Aikin yana ƙoƙarin samar da waɗannan a matsayin kyauta gwargwadon yiwuwa, a cikin dogon lokaci, buɗaɗɗen nau'ikan da za a iya amfani da su akan kusan kowace kwamfuta. Tun daga 23 Yuni 2018, Project Gutenberg ya kai abubuwa 57,000 a cikin tarin littattafan ebooks kyauta. Ana samun fitowar a cikin rubutu na fili amma, duk inda zai yiwu, ana haɗa wasu nau'ikan, kamar HTML, PDF, EPUB, MOBI, da Plucker. Yawancin fitowar suna cikin yaren Ingilishi, amma ana samun ayyukan da ba na Ingilishi da yawa ba. Akwai ayyuka masu alaƙa da yawa waɗanda ke ba da ƙarin abun ciki, gami da takamaiman ayyuka na yanki da harshe. Project Gutenberg kuma yana da alaƙa ta kud da kud tare da Rarraba Masu Tabbatarwa, al'umma mai tushen Intanet don tantance rubutun da aka leka.
Suna ba da littattafai marasa ciniki! Babu masu bin diddigi, babu talla (sai dai tallan mai ba da sabis ɗin su) kuma sun dogara ga gudummawa. Abin da ya dace a ambata shi ne cewa eBooks ɗin su galibi tsofaffin ayyukan adabi ne. Yawancin an buga su kafin 1924, tare da wasu an buga su a cikin shekarun da suka gabata.