This template is used on many pages and changes may be widely noticed. Test changes in the template's /sandbox or /testcases subpages, or in your own user subpage. Consider discussing changes on the talk page before implementing them.
This template should only be used on references input as free text. Access signaling has been integrated in the CS1/2 citation templates. See the relevant documentation.
Use {{open access}} to indicate manually that a research-based publication is available under open access (not merely that it's accessible without subscription etc.).
For citations input with citation templates such as {{cite journal}}, use the relevant parameters (such as |doi-access=free) to indicate the access level for a given identifier.
Usage
After a <ref> tag and a citation input as free text, add: