CSD may refer to:
The "Chinese Software Developer Network" or "China Software Developer Network", (CSDN), operated by Bailian Midami Digital Technology Co., Ltd., is one of the biggest networks of software developers in China.
DNA-binding protein A is a protein that in humans is encoded by the CSDA gene.
Cold shock domain-containing protein E1 is a protein that in humans is encoded by the CSDE1 gene.
Cold shock domain-containing protein C2 is a protein that in humans is encoded by the CSDC2 gene.
This article is a list of unofficial source ports of the Doom engine, which was originally used in the video game Doom.
Club Social y Deportivo Colo-Colo (Spanish pronunciation: [colo colo]) is a Chilean football club based in Macul, Santiago.
Club Social y Deportivo Municipal, also known as Municipal or Los Rojos (the Reds), is a Guatemalan football club based in Guatemala City.
C.S.D. Benfica or Clube Sport Dili e Benfica is a football club of East Timor based in Dili.
The Creation Seventh Day (and) Adventist Church began as a small group that broke off from the Seventh-day Adventist Church in 1988, and organized its own church in 1991. It has been involved in court cases with the General Conference of Seventh-day Adventists over trademarks and internet domain names.