| GPL | Gaz de Pétrole Liquéfié | In French | → Vehicle engineering → 665 |
| GPL | General-Purpose Laboratory | In English | → Research institutes |
| GPL | GOAL Processing Language | In English | → Programming languages → Spaceflight engineering, astronautics |
| GPL | General Public License | In English | → Law, jurisprudence |
| GPL | Groupe des Pingouins Libres | In French | → Organizations and associations → Operating systems |
| GPL | Gaz Pétrole Liquéfié | In French | → Energy economics → Chemical technology |