OBSD
| Acronym | Definition |
|---|---|
| OBSD | Open Bsd |
| OBSD | Optical Beam Smoke Detector (fire safety) |
| OBSD | Object-Based Storage Device |
| OBSD | Ocean Beach School District (Washington) |
| OBSD | Outcome Based Service Delivery (East Central Alberta Child and Family Services; Canada) |
| OBSD | Open Berkeley System Distribution |