COSE

COSE or CoSe may refer to:

• Common Open Software Environment, a 1993 Unix initiative
• Council of Smaller Enterprises, a business advocacy organization in Northeast Ohio
• Carbonyl selenide, a chemical compound with the formula COSe
• Cobalt(II) selenide, a chemical compound with the formula CoSe
• CBOR Object Signing and Encryption, security standards for the CBOR data format

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