Osdev Wiki MCP Server

by 0xmortuexio.github.0xmortuex/osdev-wiki-mcpv0.1.0

The OSDev wiki (wiki.osdev.org) offline and searchable: search, sections, links.

0Pythonstdioofficial registry

context tax

pending

security

97/100

cold start

pending

freshness

Active7d ago

Our reading of Osdev Wiki, from the data

Osdev Wiki is a notes & knowledge MCP server from 0xmortuex, listed in the official MCP Registry.

We haven't measured its tool list yet, so its token cost is unknown.

Maintenance is active: the last public signal was 7 days ago (2026-10-11). For comparison, 71% of notes & knowledge servers are active or maintained.

With 0 GitHub stars it ranks #605 of 1,114 notes & knowledge servers we index.

It runs locally on your machine over stdio.

Install Osdev Wiki MCP server

claude mcp add osdev-wiki -- uvx osdev-wiki-mcp

{
  "mcpServers": {
    "osdev-wiki": {
      "command": "uvx",
      "args": [
        "osdev-wiki-mcp"
      ]
    }
  }
}

Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (project).

{
  "mcpServers": {
    "osdev-wiki": {
      "command": "uvx",
      "args": [
        "osdev-wiki-mcp"
      ]
    }
  }
}

Settings → Developer → Edit Config (claude_desktop_config.json), then restart.

{
  "servers": {
    "osdev-wiki": {
      "type": "stdio",
      "command": "uvx",
      "args": [
        "osdev-wiki-mcp"
      ]
    }
  }
}

Add to .vscode/mcp.json in your workspace.

{
  "mcpServers": {
    "osdev-wiki": {
      "command": "uvx",
      "args": [
        "osdev-wiki-mcp"
      ]
    }
  }
}

Add to ~/.codeium/windsurf/mcp_config.json.

Configuration

Variable	Required	Secret	Description
OSDEV_WIKI_DIR	—	—	Where to keep the downloaded index (default: per-user data dir)

Security signals

97/100 — no known issues found as of 2026-10-19, from the checks below. This is not a guarantee of safety; review what a server can do before connecting it.

Deductions

No security policy (SECURITY.md)-3

Checks

✓Repository hygiene (archived, activity, license, security policy)
○Package metadata (install scripts, provenance) — pending
○Tool descriptions (prompt-injection and hidden-text heuristics) — pending
○Source scan (secrets, CVEs, risky code) by vectra-guard — pending

Scan it yourself before installing with vectra-guard, the open-source agent security CLI. Scoring rules

Freshness

Active — last maintenance signal 7d ago. The newest of the signals below sets the band.

Last commit (default branch)
2026-10-11 · 7d ago · GitHub
Latest release
no data · GitHub
Package published
no data · npm/PyPI
Registry entry updated
2026-10-11 · 7d ago · official registry · v0.1.0

How it compares in Notes & Knowledge

Against the most-starred notes & knowledge servers we index. Token cost is per model turn, measured from each server's live tool list.

Server	Stars	Tools	Tokens / turn	Freshness	Runs
Osdev Wiki (this)	0	—	not measured	Active	local
Memory	91,356	—	not measured	Active	local
Context7	63,264	2	1,188	Active	local + hosted
Hindsight	51,304	—	not measured	Active	—
Cognee	32,506	—	not measured	Active	—
Docs	28,892	—	not measured	Active	local

All notes & knowledge MCP servers

FAQ

›How do I install the Osdev Wiki MCP server in Claude Code?

Run: claude mcp add osdev-wiki -- uvx osdev-wiki-mcp. For Cursor, VS Code, Claude Desktop and Windsurf, use the install tabs above.

›Does Osdev Wiki require an API key?

No required environment variables are declared in its published metadata.

›Can I use Osdev Wiki as a remote (hosted) MCP server?

No hosted endpoint is published; it runs locally over stdio.

›Is Osdev Wiki in the official MCP registry?

Yes, as io.github.0xmortuex/osdev-wiki-mcp.

Sources and method

Official MCP Registry entry: updated 2026-10-11
GitHub repository: fetched 2026-10-19
Package registry (npm / PyPI): listed
Security signals, computed by us: 2026-10-19
Last checked against all sources: 2026-10-19

The description, packages and links come from the maintainer's own published metadata. Token cost, security signals, freshness and the reading above are MCPSkillHub's own measurements; see the methodology. Spot an error? Request a correction or claim the listing.