Open access resources are publications that are freely available on the internet, permitting any users, without financial, legal, or technical barriers to:
- read
- download
- copy
- distribute
- print
- search
- link to the full texts
- crawl them for indexing
- 'pass' them as data to software
- use them for any other lawful purpose. Summarised from (Budapest Open Access Initiative)
For more information on open access: