Polish Open Data (unofficial) MCP Server
by jaceksmiio.github.JacekSmi/PolishOpenDatav1.1.0
Polish company registers: KRS extracts, Biała Lista VAT and bank account checks, ID validation.
context tax
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security
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cold start
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freshness
Active14d ago
Install Polish Open Data (unofficial) MCP server
Install in Claude Code
claude mcp add polishopendata -- dnx PolishOpenData.Mcp --yesInstall in Cursor
{
"mcpServers": {
"polishopendata": {
"command": "dnx",
"args": [
"PolishOpenData.Mcp",
"--yes"
]
}
}
}Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (project).
Install in Claude Desktop
{
"mcpServers": {
"polishopendata": {
"command": "dnx",
"args": [
"PolishOpenData.Mcp",
"--yes"
]
}
}
}Settings → Developer → Edit Config (claude_desktop_config.json), then restart.
Install in VS Code
{
"servers": {
"polishopendata": {
"type": "stdio",
"command": "dnx",
"args": [
"PolishOpenData.Mcp",
"--yes"
]
}
}
}Add to .vscode/mcp.json in your workspace.
Install in Windsurf
{
"mcpServers": {
"polishopendata": {
"command": "dnx",
"args": [
"PolishOpenData.Mcp",
"--yes"
]
}
}
}Add to ~/.codeium/windsurf/mcp_config.json.
Freshness
Active — last maintenance signal 14d ago. The newest of the signals below sets the band.
Last commit (default branch)
2026-09-25 · 14d ago · GitHub
Latest release
2026-09-25 · 14d ago · GitHub · v1.1.0
Package published
no data · npm/PyPI
Registry entry updated
2026-09-25 · 14d ago · official registry · v1.1.0
FAQ
›How do I install the Polish Open Data (unofficial) MCP server in Claude Code?
Run: claude mcp add polishopendata -- dnx PolishOpenData.Mcp --yes. For Cursor, VS Code, Claude Desktop and Windsurf, use the install tabs above.
›Does Polish Open Data (unofficial) require an API key?
No required environment variables are declared in its published metadata.
›Can I use Polish Open Data (unofficial) as a remote (hosted) MCP server?
No hosted endpoint is published; it runs locally over stdio.
›Is Polish Open Data (unofficial) in the official MCP registry?
Yes, as io.github.JacekSmi/PolishOpenData.