From our neighbors at the Department of Health comes Ok2Explore [1], a free searchable Oklahoma birth and death index. This database serves as a quick tool for genealogists or people looking to confirm a birth/death date, county, name, etc. You can find Ok2Explore on our Research [2] page.
Links:
[1] https://ok2explore.health.ok.gov/
[2] http://www.metrolibrary.org/research
[3] https://my.metrolibrary.info/drupal/tags/databases