| Acronym | Definition |
|---|
| OSTC➣Open Source Training and Consulting |
| OSTC➣Open Systems Testing Consortium |
| OSTC➣Open Source Technology Center |
| OSTC➣Federal Office for Scientific, Technical and Cultural Affairs (Belgium) |
| OSTC➣Ontario Sales Tax Credit (Ontario, Canada) |
| OSTC➣Open Source Training and Consulting (Nuremberg, Germany) |
| OSTC➣On-Scene Tactical Commander |
| OSTC➣Open System Testing Consortium |
| OSTC➣Outward Spiral Theatre Company (Minneapolis, MN) |
| OSTC➣Oshkosh State Teachers College (Oshkosh, WI) |
| OSTC➣Oregon Society of Tax Consultants, Inc. |