DTK is an initialism that may refer to Developer Transition Kit, Apple's first ARM-based Macintosh computer for developers Dell OpenManage Deployment Toolkit Democratic Society Congress (Demokratik Toplum Kongresi), a pro-Kurdish NGO in Turkey Deutsche Bank Contingent Capital Trust III, listed as DTK on the New York Stock Exchange Diamond Trust Bank Group, traded as DTK on the Nairobi Securities Exchange Dunia Tanpa Koma, a TV series in Indonesia Duttapukur railway station (station code DTK), West Bengal, India DTK Computer, a defunct Taiwanese computer hardware company ISO 639:dtk, the Tomo Kan dialect of Western Plains Dogon