Here are the plugins for Markdown Plus.
Add a word count icon to the toolbar.
CDN: https://cdn.rawgit.com/tylingsoft/markdown-plus-plugins/0.0.4/word-count/index.js
By default, charts in exported HTML are in PNG format.
Enable this plugin to have SVG charts in exported HTML.
CDN: https://cdn.rawgit.com/tylingsoft/markdown-plus-plugins/0.0.4/svg-charts/index.js
Auto save your markdown document every minute.
CDN: https://cdn.rawgit.com/tylingsoft/markdown-plus-plugins/0.0.4/auto-save/index.js