What is PatchWarden?
PatchWarden is a MCP server by jiezeng2004-design that local-first safety and verification layer for coding agents: workspace confinement, command allowlists, scope-violation detection and auditable task evidence. It is listed under Developer tools and has 6 GitHub stars.
| Type | Mcp server |
|---|---|
| Author | jiezeng2004-design |
| Repository | jiezeng2004-design/PatchWarden |
| Popularity | 6 GitHub stars |
| Category | Developer tools |
| Security | Low risk (96/100) |
| Rank | #2,046 of 4,418 MCP servers; #458 in Developer tools |
| License | MIT |
| Last commit | 2026-10-17 |
| Runs | Locally |
| Language | TypeScript |
| Platforms | Windows |
Is PatchWarden safe to install?
PatchWarden scores 96/100 on the MCPMods security check: Low risk. No checks raised a concern. It passed 5 of 6 checks.
MCP server results come from listing signals: who publishes it, where your data goes and what it can do. The code itself is not scanned yet.
| Check | Result |
|---|---|
| Community-built server | Note |
| Runs on your machine only | Pass |
| No credentials mentioned | Pass |
| Read-only by description | Pass |
| No code execution | Pass |
| Source on GitHub | Pass |
How do I install PatchWarden?
- Find the launch command. The README says how the server starts (npx, uvx, docker or a remote URL) and which API keys it needs.
https://github.com/jiezeng2004-design/PatchWarden
- Add it to Claude Code. Replace the part after -- with the command from the README. Remote servers use --transport http with a URL.
claude mcp add patchwarden -- <command from README> claude mcp add --transport http patchwarden <server-url>
- Check it connected. This lists your MCP servers and their status.
claude mcp list
Or ask Claude to set it up
Paste this into Claude Code and it installs PatchWarden for you:
Add the "PatchWarden" MCP server from https://github.com/jiezeng2004-design/PatchWarden to Claude Code. Read its README for the launch command and any API keys I need, run claude mcp add, then check that it connects.