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A JupyterLab extension that adds code bookmarks.

Project description

JupyterLab Code Bookmarks

A JupyterLab extension that adds code bookmark functionality, similar to the bookmarks VSCode extension.

Author: Ties de Kok (Personal Page)

Table of contents




Note: jupyterlab-code-bookmarks requires JupyterLab 3+

pip install jupyterlab-code-bookmarks

How to use

Basic operations

Setting / Removing a bookmark

You can set or remove a bookmark by right clicking a cell and pressing "Toggle bookmark".
Or by using the keyboard shortcut CTRL + ALT + K.

Note: Bookmarks persist when saving/loading the notebook.

Jumping to bookmark

You can jump to the previous or next bookmark by clicking the jump buttons in the toolbar.
Or by using the keyboard shortcuts:

  • CTRL + ALT + J to jump forward
  • CTRL + ALT + L to jump backward

Configuration options

Changing keyboard shortcuts

You can change the keyboard shortcuts through the JupyterLab keyboard shortcuts settings.


If you have questions or experience problems please use the issues tab of this repository.

Known bugs and features in progress

  • Copy and pasting a cell works, however, bookmark styling is not applied until webpage refresh.
  • Jumping to a markdown cells does not always move the cell into view.
  • Enable customization of the cell bookmark color.
  • Make toolbar jump icons take up less space using icons.
  • Add basic tests.


MIT - Ties de Kok - 2022

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