proton-workflow-connector
About
Unofficial self-hosted MCP connector for Proton Mail Bridge and SimpleLogin.
Use this server
Add it to your MCP client. The catalogue lists this config verbatim from its source — it does not run, download, or vouch for the server. Review the command before you run it.
Transportstdio (runs a local command)
Env vars
PROTON_BRIDGE_USERNAME PROTON_BRIDGE_PASSWORD PROTON_BRIDGE_EMAIL SIMPLELOGIN_API_KEYClaude Code
claude mcp add --env PROTON_BRIDGE_USERNAME= --env PROTON_BRIDGE_PASSWORD= --env PROTON_BRIDGE_EMAIL= --env SIMPLELOGIN_API_KEY= proton-workflow-connector -- uvx proton-workflow-connector
Cursor
If the button doesn't open Cursor, use the JSON below — Cursor accepts the same mcpServers config.
VS Code
code --add-mcp '{"name":"proton-workflow-connector","command":"uvx","args":["proton-workflow-connector"],"env":{"PROTON_BRIDGE_USERNAME":"","PROTON_BRIDGE_PASSWORD":"","PROTON_BRIDGE_EMAIL":"","SIMPLELOGIN_API_KEY":""}}'
JSON
{
"mcpServers": {
"proton-workflow-connector": {
"command": "uvx",
"args": [
"proton-workflow-connector"
],
"env": {
"PROTON_BRIDGE_USERNAME": "",
"PROTON_BRIDGE_PASSWORD": "",
"PROTON_BRIDGE_EMAIL": "",
"SIMPLELOGIN_API_KEY": ""
}
}
}
}
Environment variables are listed by name only — fill in your own values. Entries never carry secrets.