elster-mcp-server
Drive the German tax portal ELSTER via Puppeteer: submit UStVA, prepare EUER/ESt, sync inbox.
Install
npmstdio
npx -y elster-mcp-server Client config (Claude Desktop, Cursor, Windsurf and most MCP clients)
{
"mcpServers": {
"io-github-lukasschwarz-elster-mcp-server": {
"command": "npx",
"args": [
"-y",
"elster-mcp-server"
]
}
}
} Source: official MCP Registry record · registry name io.github.lukasschwarz/elster-mcp-server · published 2026-06-27 · updated 2026-06-27. Not an endorsement; review the code before connecting it to anything sensitive.