OSFS
| Acronym | Definition |
|---|---|
| OSFS | Open Source Free Software |
| OSFS | Office of Student Financial Services (various locations) |
| OSFS | Oblates of St. Francis de Sales (religious order) |
| OSFS | On Site Field Supply (drilling) |
| OSFS | Open Source and Free Software |
| OSFS | Order of St. Francis - Secular, 3rd Order Franciscan (religious order) |
| OSFS | Old Shoes for Sale |