Forked from: https://github.com/souche/vscode-mindmap
Main difference from the main repo is proper support for other languages (defaulting to English) as the original extension has various dialogs in Chinese.
Install through VS Code extensions. Search for "vscode-mindmap"
Visual Studio Code Market Place: vscode-mindmap
open any file with extension of km or xmind after install the plugin
This fork uses code from https://github.com/ACTom/kityminder-editor, which by itself is a fork from https://github.com/fex-team/kityminder-editor to add proper i18n support