Renders your Markdown files the way GitHub does — locally, instantly, with live reload. File tree, Mermaid diagrams, commit history, and diffs.
👉 Interactive Demo: Click "View Docs Demo" above to explore Vantage in action
Watch AI-generated Markdown appear in real time with live reload as your LLM writes.
Browse project docs, ADRs, and specs with proper rendering — no push to GitHub required.
Point Vantage at your notes folder and browse them like a polished wiki.
View docs alongside Git history and diffs to understand what changed and why.
Focused on one thing: making your Markdown files look great and stay in sync.
Full GFM rendering with syntax highlighting, tables, task lists, footnotes, and KaTeX math.
Files update instantly via WebSocket when modified on disk. No refresh needed — ever.
Browse commit history, view diffs, and check file status directly in the viewer.
Flowcharts, sequence diagrams, class diagrams — rendered inline from fenced code blocks.
Serve multiple directories from one config. Each gets its own sidebar entry and URL.
File tree, fuzzy picker with t, recently changed files, and breadcrumb paths.
| Vantage | GitHub.com | VS Code Preview | |
|---|---|---|---|
| GitHub-style rendering | ✓ | ✓ | ✗ |
| Works offline / locally | ✓ | ✗ | ✓ |
| Live reload on save | ✓ | ✗ | Partial |
| Mermaid diagrams | ✓ | ✓ | Ext.* |
| Git history & diffs | ✓ | ✓ | Ext.* |
| File tree navigation | ✓ | ✓ | ✗ |
| Multi-directory serving | ✓ | ✗ | ✗ |
| No push required | ✓ | ✗ | ✓ |
* Requires third-party extensions (e.g. Markdown Preview Mermaid Support, GitLens). Not available out of the box.
Generate a config file and add your directories.
Start the daemon or install as a systemd service that starts on login.
Free, open source, and ready to go. Give your local Markdown the rendering it deserves.