isbndb.com
Find scholarly literature and bibliographic records using structured search fields.
Recently added
Recently added to the directory
Browse dated community launches and imported or editorial directory additions.
isaac.libero.com.au
Online library catalogue for Isaac Libraries.
isu.repo.nii.ac.jp
Browse digitized texts, images, archives and cataloged cultural materials.
irpress.org
Find digitized publications and collection items through an online library.
irishnewsarchive.com
Commercial online database of digitised Irish newspapers.
iris.unil.ch
Repository of the University of Lausanne, Switzerland.
ivsl.org
Virtual library providing access to academic literature for Iraqi universities and related institutions.
ipu.repo.nii.ac.jp
Find digitized publications and collection items through an online library.
ipswich.spydus.com
Online library catalogue for Ipswich Libraries.
nichibun.repo.nii.ac.jp
Digital library for searching books, documents, images and online collections.
Bibliographic database of nuclear science and technology.
about.brepolis.net
Bibliographic database for finding publications, citations and scholarly records.
icu.repo.nii.ac.jp
Digital library for searching books, documents, images and online collections.
budo-u.repo.nii.ac.jp
Digital library for searching books, documents, images and online collections.
libkgc.repo.nii.ac.jp
Digital library for searching books, documents, images and online collections.
irf.fhnw.ch
Repository of FHNW University of Applied Sciences and Arts in Switzerland.
grips.repo.nii.ac.jp
Browse digitized texts, images, archives and cataloged cultural materials.
iot.repo.nii.ac.jp
Find digitized publications and collection items through an online library.
theiet.org
Research index for locating articles, books, authors and citation information.
uibk.ac.at
Browse digitized texts, images, archives and cataloged cultural materials.
indrastra.com
Open access repository hosted on Zenodo.
sach.nlv.gov.vn
Indochina Book Collection of the National Library of Vietnam.
indigenoussystems.org
Knowledge and documentation platform.
ixtheo.de
International Bibliography for Theology and Religious Studies and web portal of the Specialised Information Service Theology.