EDTF may refer to:
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e-Learning Developers’ Task Force, predecessor of E-Learning Developers' Community of Practice (ELCoP)
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EVA Development Flight Tests (EDTF-5), of STS-80
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Exam Development Task Forces, of the American Registry for Diagnostic Medical Sonography
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Extended Date Time Format, a type of extended date formats added to ISO 8601 in 2019
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Freiburg Airport, Baden-Württemberg, Germany
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