DSO
DSO stands for:
- Darkstar One , a computer game
- Dark Star Orchestra , a tribute band from the rock group Grateful Dead
- Data Store Object , a persistent data store in SAP BI
- Data Source Object , a programming interface for integrating XML files into websites, for example
- Days Sales Outstanding , a metric for outstanding accounts receivable
- Deathspell Omega , a French black metal band
- Deep Sky Object , celestial objects outside of our solar system
- Demand & Support Organization , a consulting approach to establish an interface between the department and implementation
- German School Oslo , a German-Norwegian encounter school
- German Foundation for Organ Transplantation
- German Symphony Orchestra Berlin
- Diablo Swing Orchestra , a Swedish crossover band
- Die Siedler Online , an online variant of the computer game "Die Siedler"
- Digital storage (English: Digital Storage Oscilloscope)
- Distinguished Service Order , a British Order of Merit
- Distribution System Operator, see Distribution System Operator
- Special Operations Division , a former division of the German Armed Forces
- Drakensang Online , online computer game
- Turntable Online, Internet forum of the railway magazine Turntable
