· Repositories & data bases
Pond5
Springer Link
List of academic databases and search engines
High Beam Research
Virtual Learning Resources Center
RACO (Revistes Catalanes amb Accés Obert)
Data First
Fachportalpaedagogik.de
Université de Liège
re3data.org
DataSea
Data USA
Classora Technologies
National Library of Australia
ITHAKA
Easel JS
National Education Network Gallery
The Commonwealth Knowledge Centre
SAGE
Shodhganga
Genius
New Zoo
IISTE: International Knowledge Sharing Platform
Gartner
HT2
Questia
Science Direct
NCBI: National Center for Biotechnology Information
Thomas B. Fordham Institute: Publications
Pew Research Center
Folkstreams.net
Encyclopaedia Britannica
Digital Entrepreneurship Monitor
CUED: Cátedra UNESCO de Educación a Distancia
CORDIS
Ibermática: Galería de recursos y conocimiento
Dygraphs
Registry of Open Access Repositories Mandatory Archiving Policies (ROARMAP)
Teaching Online Pedagogical Repository
The Paleobiology Database (PaleoBioDB)
DSpace
Fedora
OASIS (Open Access Scholarly Information Sourcebook)
UC Santa Barbara Economics Resources
Open Directory Project
Game Marketing
Banco de Información para la Investigación Aplicada en Ciencias Sociales (BIIACS)
Scistarter
EndNote
Data bib
Learning Lovers.org 