What is Vulcanus?
Vulcanus is a MCP server by sunsatosolutions that generates a Git-versioned Markdown vault as project memory, then serves it over MCP. `recall` returns a project's capsule plus the read-next list and warns when the capsule is older than. It is listed under Knowledge & memory and has 5 GitHub stars.
| Type | Mcp server |
|---|---|
| Author | sunsatosolutions |
| Repository | sunsatosolutions/Vulcanus |
| Popularity | 5 GitHub stars |
| Category | Knowledge & memory |
| Security | Low risk (84/100) |
| Rank | #2,213 of 4,418 MCP servers; #255 in Knowledge & memory |
| License | MIT |
| Last commit | 2026-10-14 |
| Runs | Locally |
| Language | TypeScript |
| Platforms | macOS, Windows, Linux |
Is Vulcanus safe to install?
Vulcanus scores 84/100 on the MCPMods security check: Low risk. Things to review: can take actions such as send, write or deploy. It passed 4 of 6 checks.
MCP server results come from listing signals: who publishes it, where your data goes and what it can do. The code itself is not scanned yet.
| Check | Result |
|---|---|
| Community-built server | Note |
| Runs on your machine only | Pass |
| No credentials mentioned | Pass |
| Can take actions such as send, write or deploy | Review |
| No code execution | Pass |
| Source on GitHub | Pass |
How do I install Vulcanus?
- Find the launch command. The README says how the server starts (npx, uvx, docker or a remote URL) and which API keys it needs.
https://github.com/sunsatosolutions/Vulcanus
- Add it to Claude Code. Replace the part after -- with the command from the README. Remote servers use --transport http with a URL.
claude mcp add vulcanus -- <command from README> claude mcp add --transport http vulcanus <server-url>
- Check it connected. This lists your MCP servers and their status.
claude mcp list
Or ask Claude to set it up
Paste this into Claude Code and it installs Vulcanus for you:
Add the "Vulcanus" MCP server from https://github.com/sunsatosolutions/Vulcanus to Claude Code. Read its README for the launch command and any API keys I need, run claude mcp add, then check that it connects.