Review of TOAST UI Editor powered by the Slant community.
GFM (GitHub Flavored Markdown) WYSIWYG Editor, open-source written in Javascript - Productive and Extensible.
SpecsUpdate
PlatformsBrowser
Ranked in these QuestionsQuestion Ranking
Pros
Pro Easy to use
Pro Open source
Pro Visual Studio Code extension
UNOTES - Visual Studio Code Extension uses TOAST UI Editor.
Cons
Con Does not automatically add http or https for url yet
This can be a big deal for some apps. The project team said they are going to fix this issue in 2020.