HSSF
| Acronym | Definition |
|---|---|
| HSSF | Horrible Spreadsheet Format (Java implementation of Excel) |
| HSSF | Healthy Soils for Sustainable Farms (Australia; Soil Health Knowledge Bank; workshop) |
| HSSF | Health and Social Service Facilities (Snohomish County, WA) |
| HSSF | Heimler Scale of Social Functioning |
| HSSF | Hastings and St. Leonards Seniors' Forum (UK) |
| HSSF | HAC/RMPE Software Support Facility |
| HSSF | Holocaust Survivors of South Florida, Inc. |