CSDN Views 12 meanings found CSDN is best known as the China Software Developer Network, a major online community for programmers, but the same letters also denote a Chinese survey data portal and the older circuit‑switched data network technology. Medical Civil Service Disability Network Miscellaneous Commission scolaire des Navigateurs Colorado Swing Dance Network China Survey Data Network Community Circadian Sleep Disorders Network Civil Service Disability Network (UK) Governmental Civil Society Dialogue Network Computing Circuit Switched Data Network China Software Developer Network Computer Science Discipline Network Chinese Software Developer Network Chinese Software Developers Network