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GNU CLISP

clisp

GNU CLISP, a Common Lisp implementation

Runs as clisp|macOS, Linux, Windows|clisp.sourceforge.io
Open form in Otty otty.toml

Command form

ai-draft · 3 tasks · 11 fields

Run a Lisp file or expressions, or compile a file, with GNU CLISP. Memory-size, locale and image options are left out.

Opens the form; the finished command lands at your prompt, unrun
Run in Otty
otty gui clisp
Run Lisp codeExample values, fixed in this page — nothing here reaches a terminal
Basic
Lisp file*
file
Quiet (-q)
-q
Advanced
Skip RC file (-norc)
-norc
On error (-on-error)
4 choicesenum
TasksEach one presets the form for one job
Run script
lisp_filequietnorcon_error
Evaluate expressions
expressionsquietnorcrepl
Compile file
compileoutputquiet
ParametersOnly these flags are editable in the form
Lisp file
File to run in batch mode. Omit for the REPL.
path · positional 0
Expressions to evaluate (-x)
Evaluated instead of the REPL; enclose in quotes.
string
-x
Compile file (-c)
path
-c
Compile output (-o)
path
-o
Init files (-i)
path · repeatable
-i
Start package (-p)
string
-p
Quiet (-q)
boolean
-q
Skip RC file (-norc)
boolean
-norc
ANSI mode (-ansi)
boolean
-ansi
REPL after processing (-repl)
boolean
-repl
On error (-on-error)
enum
-on-errorappeasedebugabortexit
SourcesEvery flag above is checked against these
help
clisp [-x expressions...] [lisp-file [argument...]] -x expressions Executes a series of arbitrary expressions instead of a read-eval-print loop. -c lisp-file Compiles the specified lisp-files to bytecode (*.fas). Imposes batch mode. -o outputfile Specifies the output file or directory for -c. -i init-file Specifies initialization files to be LOADed a…
manual2026-10-27

clisp.sourceforge.io

Before it fills your prompt, Otty checks the installed clisp against its version. A form that does not match your version is not offered.