Safe Plastic SCM / Unity Version Control MCP: history, review, merge preview, and guarded writes.
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claude mcp add uvcs-mcp -e UVCS_WORKSPACE=<UVCS_WORKSPACE> -e UVCS_MCP_MODE=<UVCS_MCP_MODE> -e UVCS_ALLOWED_WORKSPACES=<UVCS_ALLOWED_WORKSPACES> -e UVCS_ALLOWED_REPOS=<UVCS_ALLOWED_REPOS> -e UVCS_CM_PATH=<UVCS_CM_PATH> -- npx -y @proanima/[email protected]{
"mcpServers": {
"uvcs-mcp": {
"command": "npx",
"args": [
"-y",
"@proanima/[email protected]"
],
"env": {
"UVCS_WORKSPACE": "<UVCS_WORKSPACE>",
"UVCS_MCP_MODE": "<UVCS_MCP_MODE>",
"UVCS_ALLOWED_WORKSPACES": "<UVCS_ALLOWED_WORKSPACES>",
"UVCS_ALLOWED_REPOS": "<UVCS_ALLOWED_REPOS>",
"UVCS_CM_PATH": "<UVCS_CM_PATH>"
}
}
}
}{
"mcpServers": {
"uvcs-mcp": {
"command": "npx",
"args": [
"-y",
"@proanima/[email protected]"
],
"env": {
"UVCS_WORKSPACE": "<UVCS_WORKSPACE>",
"UVCS_MCP_MODE": "<UVCS_MCP_MODE>",
"UVCS_ALLOWED_WORKSPACES": "<UVCS_ALLOWED_WORKSPACES>",
"UVCS_ALLOWED_REPOS": "<UVCS_ALLOWED_REPOS>",
"UVCS_CM_PATH": "<UVCS_CM_PATH>"
}
}
}
}{
"servers": {
"uvcs-mcp": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"@proanima/[email protected]"
],
"env": {
"UVCS_WORKSPACE": "<UVCS_WORKSPACE>",
"UVCS_MCP_MODE": "<UVCS_MCP_MODE>",
"UVCS_ALLOWED_WORKSPACES": "<UVCS_ALLOWED_WORKSPACES>",
"UVCS_ALLOWED_REPOS": "<UVCS_ALLOWED_REPOS>",
"UVCS_CM_PATH": "<UVCS_CM_PATH>"
}
}
}
}Replace the values in angle brackets with your own. Keys stay on your machine; we never see them.
Tools
This server runs locally, so its tools are listed by your MCP client once it starts.
Environment variables
| Name | Description |
|---|---|
UVCS_WORKSPACERequired | Absolute path of the Plastic SCM / Unity Version Control workspace (the folder that contains .plastic). |
UVCS_MCP_MODEOptional | readonly (default) for inspection only; standard enables prepare/confirm write tools. |
UVCS_ALLOWED_WORKSPACESOptional | Workspace paths the server may use, separated by ';'. Set it to UVCS_WORKSPACE to pin the workspace. |
UVCS_ALLOWED_REPOSOptional | repository@server:port identities the workspace must match, separated by ';' (the guarded profile). |
UVCS_CM_PATHOptional | Absolute path of the cm executable when it is not on PATH (GUI clients on macOS often need it). |
Details
| Package | @proanima/[email protected] (NPM, stdio) |
| First published | 26 Oct 2026 |
| Last updated | 26 Oct 2026 |
| Registry name | io.github.ProAnima/uvcs-mcp |
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