What is viznoir?
viznoir is a MCP server by kimimgo that scientific visualization for CFD, FEA and SPH: render, slice, contour, volume-render and animate OpenFOAM, VTK and CGNS data headlessly. It is listed under Knowledge & memory and has 19 GitHub stars.
| Type | Mcp server |
|---|---|
| Author | kimimgo |
| Repository | kimimgo/viznoir |
| Popularity | 19 GitHub stars |
| Category | Knowledge & memory |
| Security | Low risk (96/100) |
| Rank | #1,344 of 4,418 MCP servers; #144 in Knowledge & memory |
| License | MIT |
| Last commit | 2026-10-08 |
| Runs | Locally |
| Language | Python |
| Platforms | Linux |
Is viznoir safe to install?
viznoir scores 96/100 on the MCPMods security check: Low risk. No checks raised a concern. It passed 5 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 |
| Read-only by description | Pass |
| No code execution | Pass |
| Source on GitHub | Pass |
How do I install viznoir?
- 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/kimimgo/viznoir
- 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 viznoir -- <command from README> claude mcp add --transport http viznoir <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 viznoir for you:
Add the "viznoir" MCP server from https://github.com/kimimgo/viznoir 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.