Aggregate multiple MCP backends behind a single stdio endpoint with namespaced routing.
Connect Runs on your machine
claude mcp add composer -e COMPOSER_CONFIG=<COMPOSER_CONFIG> -- npx -y @oaslananka/[email protected]{
"mcpServers": {
"composer": {
"command": "npx",
"args": [
"-y",
"@oaslananka/[email protected]"
],
"env": {
"COMPOSER_CONFIG": "<COMPOSER_CONFIG>"
}
}
}
}{
"mcpServers": {
"composer": {
"command": "npx",
"args": [
"-y",
"@oaslananka/[email protected]"
],
"env": {
"COMPOSER_CONFIG": "<COMPOSER_CONFIG>"
}
}
}
}{
"servers": {
"composer": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"@oaslananka/[email protected]"
],
"env": {
"COMPOSER_CONFIG": "<COMPOSER_CONFIG>"
}
}
}
}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 |
|---|---|
COMPOSER_CONFIGOptional | Path to the composer.yml backend definition file. |
Details
| Package | @oaslananka/[email protected] (NPM, stdio) |
| First published | 8 Apr 2026 |
| Last updated | 8 Apr 2026 |
| Registry name | io.github.oaslananka/composer |
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