VS code. It has previews and works pretty well out of the box.

vim

Vscode, obsidian, Marktext.

Vim, with grip for previewing in a web browser.

Plain Neovim

VS Code on my laptop, neovim when sshing to my servers, and Nextcloud Notes on my phone

haven't seen anyone recommend Joplin Notes yet

• License: AGPL-3.0+
• Plugin repo
• Compatiblity: Linux, Android, Windows, and maybe Mac?

Neovim with markdown preview plugin

GVim.

Check out https://ghostwriter.kde.org/ if you are looking for a GUI app with live preview, full screen mode, etc.

Neovim or vscodium

Depends on the file, very simple files may only warrant npp, but VSCode for more complex stuff where live preview may come in handy.

Vim with a plugin that lets me add a table of contents

Gedit & vs

Vim with vim-pandoc plugin

logseq

QOwnNotes, because I can't deal with electron

Zettlr

I don't have any need to edit markdown, but I sometimes use Marker: “Simple yet robust Markdown editor made with GTK” as a viewer.

I use emacs org-mode and I export to markdown. If I must start from markdown, I use panda to generate an org-mode from it, and export it back once I'm done.

• Markor on Android,
• Zim on PC,its an personnal wiki, but u can use it as an markdown editor

I use Apostrophe and VS Code

Pulsar, xed(gedit)

Dillinger