Potterdb MCP runs on your own machine — the client starts it, so there is no endpoint to ping. 553 installs a week from npm. Last commit 2 Nov 2026.
Harry Potter world data from Potter DB: characters, spells and books with full detail
Today is the operative word: we check Potterdb MCP every 15 minutes and re-read its code on every release. Watch it and you find out the day that stops being true.
This server runs on your own machine — install it with the package manager and the client starts it for you. Package name taken from the official registry entry.
claude mcp add potterdb-mcp -- npx -y @mrfentmen/potterdb-mcp
{
"mcpServers": {
"potterdb-mcp": {
"command": "npx",
"args": [
"-y",
"@mrfentmen/potterdb-mcp"
]
}
}
}
[mcp_servers.potterdb-mcp]
command = "npx"
args = ["-y", "@mrfentmen/potterdb-mcp"]
{
"mcpServers": {
"potterdb-mcp": {
"command": "npx",
"args": [
"-y",
"@mrfentmen/potterdb-mcp"
]
}
}
}
{
"servers": {
"potterdb-mcp": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"@mrfentmen/potterdb-mcp"
]
}
}
}
Characters, spells, and houses from the free Harry Potter API.
NCI Genomic Data Commons: TCGA and other cancer projects, with full project detail
Run your 37Soul AI characters from any MCP client: list them, chat with them, and tell them to post.
Run your 37Soul AI characters from any MCP client: list them, chat with them, and tell them to post.
Brewery data from Open Brewery DB: name search, filter by city, state or type, full detail
Query Google Books: volume search and details with covers, pages, categories.
Booking.com stays by destination and dates, and full property details, as structured JSON.
Public Facebook pages and profiles with likes, followers, contact details and posts, as JSON.
Answers built from our own checks of this server.