Datacron MCP Server
by vblackjackio.github.VBlackJack/datacronv2026.1001.0
Local-first MCP server that exposes a Markdown vault through MCP.
context tax
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security
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cold start
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freshness
Active9d ago
Install Datacron MCP server
Install in Claude Code
claude mcp add datacron -e DATACRON_VAULT_ROOT='<datacron-vault-root>' -- uvx datacron mcp serveInstall in Cursor
{
"mcpServers": {
"datacron": {
"command": "uvx",
"args": [
"datacron",
"mcp",
"serve"
],
"env": {
"DATACRON_VAULT_ROOT": "<datacron-vault-root>"
}
}
}
}Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (project).
Install in Claude Desktop
{
"mcpServers": {
"datacron": {
"command": "uvx",
"args": [
"datacron",
"mcp",
"serve"
],
"env": {
"DATACRON_VAULT_ROOT": "<datacron-vault-root>"
}
}
}
}Settings → Developer → Edit Config (claude_desktop_config.json), then restart.
Install in VS Code
{
"servers": {
"datacron": {
"type": "stdio",
"command": "uvx",
"args": [
"datacron",
"mcp",
"serve"
],
"env": {
"DATACRON_VAULT_ROOT": "<datacron-vault-root>"
}
}
}
}Add to .vscode/mcp.json in your workspace.
Install in Windsurf
{
"mcpServers": {
"datacron": {
"command": "uvx",
"args": [
"datacron",
"mcp",
"serve"
],
"env": {
"DATACRON_VAULT_ROOT": "<datacron-vault-root>"
}
}
}
}Add to ~/.codeium/windsurf/mcp_config.json.
Configuration
| Variable | Required | Secret | Description |
|---|---|---|---|
| DATACRON_VAULT_ROOT | yes | — | Absolute path to the Markdown vault the server indexes and serves. |
Freshness
Active — last maintenance signal 9d ago. The newest of the signals below sets the band.
Last commit (default branch)
2026-10-01 · 9d ago · GitHub
Latest release
2026-10-01 · 9d ago · GitHub · v2026.1001.00
Package published
no data · npm/PyPI
Registry entry updated
2026-10-01 · 9d ago · official registry · v2026.1001.0
FAQ
›How do I install the Datacron MCP server in Claude Code?
Run: claude mcp add datacron -e DATACRON_VAULT_ROOT='<datacron-vault-root>' -- uvx datacron mcp serve. For Cursor, VS Code, Claude Desktop and Windsurf, use the install tabs above.
›Does Datacron require an API key?
Yes. It expects DATACRON_VAULT_ROOT.
›Can I use Datacron as a remote (hosted) MCP server?
No hosted endpoint is published; it runs locally over stdio.
›Is Datacron in the official MCP registry?
Yes, as io.github.VBlackJack/datacron.