Compile OpenSCAD, read computed values, preview and measure the mesh, without a GUI.
Connect Runs on your machine
claude mcp add cadloop-openscad -e OPENSCAD_WORKSPACE=<OPENSCAD_WORKSPACE> -e OPENSCAD_BIN=<OPENSCAD_BIN> -e OPENSCAD_TIMEOUT=<OPENSCAD_TIMEOUT> -- uvx cadloop==0.1.0{
"mcpServers": {
"cadloop-openscad": {
"command": "uvx",
"args": [
"cadloop==0.1.0"
],
"env": {
"OPENSCAD_WORKSPACE": "<OPENSCAD_WORKSPACE>",
"OPENSCAD_BIN": "<OPENSCAD_BIN>",
"OPENSCAD_TIMEOUT": "<OPENSCAD_TIMEOUT>"
}
}
}
}{
"mcpServers": {
"cadloop-openscad": {
"command": "uvx",
"args": [
"cadloop==0.1.0"
],
"env": {
"OPENSCAD_WORKSPACE": "<OPENSCAD_WORKSPACE>",
"OPENSCAD_BIN": "<OPENSCAD_BIN>",
"OPENSCAD_TIMEOUT": "<OPENSCAD_TIMEOUT>"
}
}
}
}{
"servers": {
"cadloop-openscad": {
"type": "stdio",
"command": "uvx",
"args": [
"cadloop==0.1.0"
],
"env": {
"OPENSCAD_WORKSPACE": "<OPENSCAD_WORKSPACE>",
"OPENSCAD_BIN": "<OPENSCAD_BIN>",
"OPENSCAD_TIMEOUT": "<OPENSCAD_TIMEOUT>"
}
}
}
}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 |
|---|---|
OPENSCAD_WORKSPACEOptional | The only directory this server reads and writes. Defaults to ~/cad. |
OPENSCAD_BINOptional | Path to the openscad binary. Auto-detected from PATH and the usual install locations if unset. |
OPENSCAD_TIMEOUTOptional | Seconds before a run is killed. Defaults to 300. |
Details
| Package | [email protected] (PYPI, stdio) |
| First published | 27 Jul 2026 |
| Last updated | 27 Jul 2026 |
| Registry name | io.github.richardofortune/cadloop-openscad |
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