A cookiecutter template for creating a JupyterLab extension in TypeScript. (See also extension-cookiecutter-js for an extension in CommonJS.)
Install cookiecutter.
pip install cookiecutter
Use cookiecutter to generate a package, following the prompts to fill in the name and authorship of your new JupyterLab extension.
cookiecutter https://github.com/jupyterlab/extension-cookiecutter-ts
The src/
directory of your new extension includes a very simple example of a working extension, written in TypeScript. Use this example as a guide to build your own extension.