| First appeared | 1980 |
|---|---|
| Developer | Carnegie Mellon University |
| Type | free software, compiler, public-domain software, programming language |
| First release | 1980 |
| License | released into the public domain by the copyright holder |
| Latest version | 21e |
| Website | cmucl.org |
| Operating systems | Unix-like operating system |
Sources: Wikidata (CC0) · Wikidata Q1023897