Open Access links

Author: Bertil Fabricius Dorch

Preprint databases (repositories)

  • arXiv (Open-access to >400.000 e-prints mostly within the exact sciences)
  • HAL (french research repository with over 40.000 eprints)
  • e-print archives using the EPrints software (mostly university IRs, e.g. the German electronical library  elib)

Danish subject portals

Journal databases 

  • DOAJ  (Directory of Open Access Journals, more than 2500 journals)
  • Open J-Gate (approximately 4000 journals)

Danish research databases (usually not full text repositories)


  • ROAR (Registry of Open Access Repositories)
  • OpenDOAR (Directory of Open Access Repositories)

Tools and software

  • Eprints: Software for e-print archives (open source)
  • Fedora: Software for databases (not to be confused with the Linux distribution or LDAP)