Best Markdown Editors for Developers in 2025: Desktop, Web, and CLI Options

Markdown is the lingua franca of developer writing — README files, documentation, technical blog posts, internal wikis, changelogs, and architecture decision records all live in Markdown. Choosing the right editor for your writing workflow is a small decision that compounds significantly over time: a few seconds of friction per document adds up to hours over a year. In 2025, the Markdown editor landscape has stratified cleanly into distinct categories: WYSIWYG editors that hide the syntax, source editors that embrace it, knowledge management platforms that go well beyond editing, web-based collaborative tools, and CLI-native options for developers who don't want to leave the terminal. This guide covers all of them. Quick Comparison Table Editor Type Price Platform Live Preview Collaboration Best For Typora Desktop WYSIWYG $15 one-time Mac, Win, Linux Inline No Clean, distraction-free writing Obsidian Desktop (source/preview) Free / $50/yr sync Mac, Win, Linux Toggle No (plugins) PKM, l