What is Lisp written in?

Year 1958 Paradigm functional, multi-paradigm Typing dynamic Self-hosting yes
The Lisp compiler is written in Assembly (well-documented). Lisp is self-hosting.

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Compiler Implementation

LanguageConfidenceNotesSource
Assembly 95% Original Lisp interpreter written in IBM 704 assembly by Steve Russell Source

Languages Lisp Influenced

Frequently Asked Questions

What language is Lisp written in?
Lisp is primarily implemented in Assembly. See the implementation section above for details and source references.
Which languages did Lisp influence?
Lisp influenced Scheme, Common Lisp, ML among others.
Is Lisp self-hosting?
Yes, Lisp is self-hosting — its compiler can compile itself.

Evidence Sources

Related Languages

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