Eolas is a United States research and development company and patent licensee.

Eolas may also refer to:

• eolas, an Irish news and policy analysis magazine
• eolas, a magazine [https://www.into.ie/ROI/Publications/Eolas/ published] by the Irish National Teachers' Organisation (INTO)
• eolas, the peer-reviewed [https://asims.org/eolas/ Journal of the American Society of Irish Medieval Studies (ASIMS)]
• Eòlas Media, a former company based which created the Virtual Hebrides website

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