EasyMDE field type for Markdown content in Craft CMS 3+.
Add the package to your composer.json file
For Craft CMS 3, use version 3
"acoustep/craft-easymde": "~3.0.0"
For Craft CMS 4, there is currently a beta branch
"acoustep/craft-easymde": "dev-Craft4"
Install the plugin
./craft install/plugin craft-easymde
Go to your Settings, Fields, select or create a field and choose EasyMDE field type.
Then if you're using Twig in your frontend you can parse it with the markdown
helper or use the Wordsmith plugin
{{entry.content|markdown}}