regex lab for Zed

io.github.ryudi84/regex-lab

MCP server for regex testing, matching, replacing, and validation

client:Zed transport:stdio runtime:npm

Install regex lab in Zed

~/.config/zed/settings.json · windows: %APPDATA%\Zed\settings.json

{
  "context_servers": {
    "regex-lab": {
      "command": "npx",
      "args": [
        "-y",
        "regex-lab-mcp"
      ]
    }
  }
}

Merge this into your existing settings object — do not replace the file. Zed docs