What is terrarium?
terrarium is a MCP server by chryaner that fork, break and revert VirtualBox VMs with linked clones and RAM snapshots, and drive GUI-only guests via screenshots and input without SSH or a guest agent. It is listed under Productivity and has 1 GitHub stars.
| Type | Mcp server |
|---|---|
| Author | chryaner |
| Repository | chryaner/terrarium |
| Popularity | 1 GitHub stars |
| Category | Productivity |
| Security | Low risk (84/100) |
| Rank | #3,517 of 4,418 MCP servers; #141 in Productivity |
| License | Apache-2.0 |
| Last commit | 2026-09-08 |
| Runs | Locally |
| Language | Go |
| Platforms | Windows |
Is terrarium safe to install?
terrarium scores 84/100 on the MCPMods security check: Low risk. Things to review: executes code or shell commands. 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 |
| Read-only by description | Pass |
| Executes code or shell commands | Review |
| Source on GitHub | Pass |
How do I install terrarium?
- 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/chryaner/terrarium
- 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 terrarium -- <command from README> claude mcp add --transport http terrarium <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 terrarium for you:
Add the "terrarium" MCP server from https://github.com/chryaner/terrarium 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.