Open access (disambiguation)

Open access is unrestricted online access to peer-reviewed scholarly research.

Open access may also refer to:

Computing, Internet and communication

OpenAccess, a common database initiative in electronic design automation
Open-access network, a horizontally layered network architecture and business model
Open Access Same-Time Information System, a policy for transmission service
Open communication, open access to communications infrastructure and services

Open access (economics), non-excludable resources in economics
Open Access (UK and Ireland TV channels), a set of commercial television channels on the Sky satellite platform operated from the United Kingdom
Open access (infrastructure), access to infrastructure such as railways
Open-access operator, in rail transport
Open access, in the right of public access to the wilderness
Open access mission, synonymous for open admissions policies in higher education
Open access (publishing), journals that gives open access to its articles
An unjuried exhibition or festival
Fringe festival