modular-mcp
Click on "Install Server".
Wait a few minutes for the server to deploy. Once ready, it will show a "Started" state.
In the chat, type
@followed by the MCP server name and your instructions, e.g., "@modular-mcpShow me all the registered MCP addons and their tools."
That's it! The server will respond to your query, and you can continue using it as needed.
Here is a step-by-step guide with screenshots.
modular-mcp
Modular MCP server with Odoo-style addons (__manifest__.toml) plus an optional FastAPI web layer.
Setup
python -m venv .venv
.venv\Scripts\activate
pip install -e ".[dev]"
copy .env.example .envConfiguration is primarily in config.toml. Environment variables still override FastAPI settings (.env supported).
Source | Purpose |
| MCP server, logging, addon paths, FastAPI defaults |
| Override FastAPI |
Related MCP server: Multiple MCP Servers Framework
Run
modular-mcp serve
modular-mcp mcp serve
modular-mcp get helloFastAPI UI:
http://127.0.0.1:8000/MCP default:
streamable-httponhttp://127.0.0.1:5001(seeconfig.toml)
Addons
Each addon is a folder under addons/ with:
addons/my_addon/
__manifest__.toml
config.toml
tools.py # register_tools(mcp, config, logger)Sample addon: addons/key_value_store/ with kv_get / kv_set.
Shared imports inside addons:
from app.mcp.utils import format_json, exception_to_error_response
from app.mcp.logging import monitor_performance
from helpers import my_helper # local module in the same addon folderPort a tool from dynamic-mcp
# Before
tools/requests_tools.py
# After
addons/requests/
__manifest__.toml
config.toml
tools.pyMove the tool code into tools.py, change utils.* imports to app.mcp.utils, and set log_key in __manifest__.toml.
Test & lint
pytest
ruff check .
ruff format --check .
mypy
pyrightPre-commit
pip install -e ".[dev]"
pre-commit install
pre-commit run --all-filesThis server cannot be installed
Maintenance
Resources
Unclaimed servers have limited discoverability.
Looking for Admin?
If you are the server author, to access and configure the admin panel.
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