VS Code Extensions
MarkLens

MarkLens

by MarkLens

MarkLens is a VS Code extension that provides a GitHub-style Markdown preview in a side-by-side webview with automatic updates as you edit Markdown files.

Downloads

19

Rating

— (0)

Version

0.0.2

Last updated

Apr 13, 2026

MarkLens Icon

MarkLens Instructions

Welcome to MarkLens ✨! This is a VS Code extension that gives you a beautiful, GitHub-style Markdown preview.

1. How to Test It Locally

  1. Inside VS Code, make sure this MarkLens folder is open.
  2. Press F5 on your keyboard.
  3. A new "Extension Development Host" window will open.
  4. In that new window, open any .md file (like this README.md).
  5. Look at the top-right corner of the editor window. You should see an icon (a preview icon).
  6. Click it! A webview panel will open beside your editor showing the GitHub-styled preview of your Markdown file.
  7. Try editing this text—it will automatically update in the preview panel!

2. GitHub Markdown Features

MarkLens supports all standard GitHub Markdown features:

Code Snippets

function greet(name) {
    console.log(`Hello, ${name}!`);
}
greet("World");

Tables

Feature Status
Split View ✅ Working
GitHub Style ✅ Working
Auto Update ✅ Working

Lists and Tasks

  • Scaffold the extension
  • Add GitHub custom CSS
  • Package into a VSIX file for distribution

Blockquotes

This is a blockquote. It looks just like GitHub's!


3. How to Package (Create a file for Marketplace/Sharing)

To share this extension with your friends or install it normally on your machine:

  1. Run npx @vscode/vsce package in your terminal.
  2. This generates a .vsix file.
  3. To install it, open the Extensions view in VS Code (Ctrl+Shift+X), click the ... menu at the top right, and select "Install from VSIX...".

Enjoy using MarkLens!