| JSL | J Sharp Language 
| Others |
| JSL | James S Lee
| Others |
| JSL | Japan Service Link
| Others |
| JSL | Japan Soccer League
| Others |
| JSL | Japan Space Line
| Others |
| JSL | Japanese Service Link
| Others |
| JSL | Japanese Sign Language
| Others |
| JSL | Japanese Society of Lighting
| Others |
| JSL | Jatiya Sramik League
| Others |
| JSL | Java Script Library
| Others |
| JSL | Java Search Library
| Others |
| JSL | Java Service Launcher
| Others |
| JSL | Java Shared Library
| Others |
| JSL | Java Simulation Library
| Others |
| JSL | Java Standard Library
| Others |
| JSL | Java Station Listener
| Others |
| JSL | Javector Software, L. L. C.
| Others |
| JSL | Jefferson Swim League
| Others |
| JSL | Jet Select Logic
| Others |
| JSL | Jewish Senior Life
| Others |
| JSL | Jindal Stainless Ltd
| Others |
| JSL | Joan Staats Library
| Others |
| JSL | Job Specification Language
| Others |
| JSL | John Safety Lock
| Others |
| JSL | John Seth Lee
| Others |
| JSL | Journal of School Leadership
| Others |
| JSL | Journal Of Service Learning
| Others |
| JSL | Journal of Slavic Linguistics
| Others |
| JSL | Journal of Symbolic Logic
| Others |
| JSL | Junior Service League
| Others |
| JSL | Junior Swim League
| Others |
| JSL | Jurisdictional Screening Level
| Others |
| JSL | Steel P, Atlantic City, New Jersey USA
| Others |