---
name: "jupyter-kernelspec"
section: "1"
platform: "linux"
package: "jupyter-client"
version: "8.6.3-2"
release: "Debian 13 (Trixie)"
platforms: ["linux"]
url: "https://new.carta.tech/jupyter-kernelspec"
---

# jupyter-kernelspec(1)

Manage Jupyter kernelspec specifications

## NAME

jupyter-kernelspec - Manage Jupyter kernelspec specifications

## SYNOPSIS

**jupyter-kernelspec \<command\> \<options\>**

## COMMANDS

**list**

-

  List installed kernel specifications

**install**

-

  Install a kernel specification directory

## COMMON OPTIONS

**--debug**

-

  Set log level to logging.DEBUG (maximize logging output)

**--log-level=**\<Enum\> (Application.log\_level)

-

  Set the log level by value or name (default: 30) with choices: (0, 10, 20, 30, 40, 50, 'DEBUG', 'INFO', 'WARN', 'ERROR', 'CRITICAL')

**--config=**\<Unicode\> (JupyterApp.config\_file)

-

  Full path of a config file (default: u'').

## OPTIONS FOR LIST

**--json**

-

  Output spec name and location as machine-readable json.

## OPTIONS FOR INSTALL

**--user**

-

  Install to the per-user kernel registry

**--replace**

-

  Replace any existing kernel spec with this name.

**--prefix=**\<Unicode\> (InstallKernelSpec.prefix)

-

  Specify a prefix to install to, e.g. an env. The kernelspec will be installed in PREFIX/share/jupyter/kernels/ (default: '')

**--name=**\<Unicode\> (InstallKernelSpec.kernel\_name)

-

  Install the kernel spec with this name (default: '')