CDE

CDE may refer to:

Education

 * California Department of Education
 * Career Development Event, a type of contest sponsored by the National FFA Organization
 * Center for Data Engineering, IIIT Hyderabad
 * Center for Distance Education at University of Alaska Fairbanks
 * Certified diabetes educator
 * Colorado Department of Education

Technology and computing

 * Cable discharge event, a discharge when connecting electrical cables to a device
 * Cardholder Data Environment, part of the Payment Card Industry Data Security Standard for credit card handling
 * Chrome Dev Editor, a Dart programming language development environment for Google Chrome
 * Collaborative Development Environment, a software development methodology
 * Common Data Environment, a digital resource used in building information modeling
 * Common Desktop Environment, a graphical desktop environment for Unix and OpenVMS

Other

 * Carbon dioxide equivalent, a scale of measurement of the "greenhouse effect" of other atmospheric gases
 * Cde., an abbreviation of comrade
 * CDE, NYSE stock symbol for Coeur Mining
 * Ciudad del Este, a city in Paraguay
 * Comissões Democráticas Eleitorais, part of the former Portuguese Democratic Movement
 * Comitetul Democrat Evreiesc, or Jewish Democratic Committee
 * Commandement de l'Espace, the French military space command
 * Concept development and experimentation, a technique for developing new ideas for military capabilities
 * Chengde Puning Airport, IATA code CDE