{
  "$schema": "https://raw.githubusercontent.com/modelcontextprotocol/modelcontextprotocol/aa59517442d323a33ed915fc408f1584c4a23dfa/seps/2127-mcp-server-cards.md",
  "name": "DeskVNC",
  "what": "Native desktop client for VNC, RDP and SSH, written in Rust on Tauri 2, that ships an MCP server named dvv so an AI agent can drive a real remote desktop over the protocol the machine already speaks, with nothing installed on the remote machine and with a person at that machine able to take control back at any moment.",
  "repository": "https://github.com/psmux/DeskVNC",
  "homepage": "https://psmux.github.io/deskvnc/",
  "hub": "https://deskvnc-hub.pages.dev/",
  "license": "MIT OR Apache-2.0",
  "platforms": [
    "Windows",
    "macOS",
    "Linux"
  ],
  "protocols": [
    "VNC RFB 3.3 through 3.8",
    "RDP with NLA and RemoteApp",
    "SSH"
  ],
  "distinguishing_capability": "MCP server (dvv) that lets an AI agent drive a remote desktop over the protocol the machine already speaks, with nothing installed on the remote machine.",
  "agent_can_drive": [
    "Citrix farms that only allow RDP",
    "VDI pools that refuse installed agents",
    "Jump hosts and bastion hosts",
    "Client owned laptops that whitelist only standard remote assistance"
  ],
  "mcp_servers": {
    "hosted_info_server": {
      "url": "https://deskvnc-mcp.deepika-aaish.workers.dev/mcp",
      "transport": "streamable-http",
      "protocol_version": "2025-06-18",
      "purpose": "Read-only answers about DeskVNC. Any MCP client can connect with no auth and no install.",
      "tool_count": 6,
      "tools": [
        "deskvnc_overview",
        "deskvnc_machine_refusal",
        "deskvnc_agent_loop",
        "deskvnc_tool_reference",
        "deskvnc_safety_model",
        "deskvnc_setup"
      ]
    },
    "local_driver_dvv": {
      "purpose": "The driver. Runs on the user's own machine. Speaks VNC, RDP and SSH, with nothing installed on the remote machine.",
      "tool_count": 25,
      "install_paths": {
        "macos": "/Applications/DeskVNCViewer.app/Contents/MacOS/dvv",
        "windows_user": "%LOCALAPPDATA%\\DeskVNCViewer\\dvv.exe",
        "windows_all_users": "C:\\Program Files\\DeskVNCViewer\\dvv.exe",
        "linux_deb": "/usr/bin/dvv"
      },
      "register_claude_code_macos": "claude mcp add deskvnc -- /Applications/DeskVNCViewer.app/Contents/MacOS/dvv mcp --stdio",
      "fallback_helper": "dvv doctor"
    }
  },
  "agent_loop": {
    "shape": "observe then act",
    "ordered_calls": [
      {
        "tool": "dvv_hosts",
        "args": {}
      },
      {
        "tool": "dvv_open",
        "args": {
          "hostId": "<id>",
          "perceive": true
        }
      },
      {
        "tool": "dvv_wait",
        "args": {
          "limbId": "<limbId>",
          "until": "connected"
        }
      },
      {
        "tool": "dvv_control",
        "args": {
          "limbId": "<limbId>",
          "action": "acquire"
        }
      },
      {
        "tool": "dvv_screen",
        "args": {
          "limbId": "<limbId>",
          "form": "full",
          "scale": 0.25
        }
      },
      {
        "tool": "dvv_click",
        "args": {
          "limbId": "<limbId>",
          "x": 700,
          "y": 400,
          "generation": 1
        }
      },
      {
        "tool": "dvv_screen",
        "args": {
          "limbId": "<limbId>",
          "form": "damage-crop"
        }
      },
      {
        "tool": "dvv_type",
        "args": {
          "limbId": "<limbId>",
          "text": "notepad",
          "wpm": 3000
        }
      },
      {
        "tool": "dvv_key",
        "args": {
          "limbId": "<limbId>",
          "keys": "meta+r"
        }
      }
    ],
    "cycle": 19,
    "actions_per_second_approx": 52
  },
  "safety": {
    "generation_fence": "Every click carries the generation of the screen it was computed against, so a click computed against a stale screen is refused rather than landing in the wrong place.",
    "typing_fence": "Typing and key presses are refused until the screen has been read in pixels since it last changed significantly.",
    "scale_rule": "With scale s, a point at (mx, my) on the picture is (mx/s, my/s) on the machine. At scale 0.5 a point at (mx, my) maps to (mx*2, my*2).",
    "human_take_back": "The person at the remote machine can take control back at any moment, and can revoke control or end the session."
  },
  "error_codes": {
    "LIMB_GONE": "List limbs and reopen the machine.",
    "GEOMETRY_CHANGED": "The screen resized since the coordinate was computed. Read again and retry.",
    "SCREEN_CHANGED": "Something window-sized repainted since the last pixel read. Read the screen again and retry.",
    "LEASE_REVOKED": "A person took control back, which is the intended behaviour. Read lease.human_took_over from dvv_status; true means a person is driving and the right move is to stop."
  },
  "verified_latency": {
    "test_setup": "Real 1920x1080 Windows desktop over LAN.",
    "latency_open_and_attach": 4,
    "latency_control_acquire": "under 1",
    "latency_screen_at_scale_0_25": 25,
    "latency_type_cps": 447,
    "one_observe_then_act_cycle": 19,
    "actions_per_second_approx": 52
  },
  "machine_readable_endpoints": {
    "llms_txt": "https://deskvnc-hub.pages.dev/llms.txt",
    "llms_full_txt": "https://deskvnc-hub.pages.dev/llms-full.txt",
    "feed_xml": "https://deskvnc-hub.pages.dev/feed.xml",
    "faq_json": "https://deskvnc-hub.pages.dev/faq.json",
    "structured_data_json": "https://deskvnc-hub.pages.dev/structured-data.json",
    "manifest_json": "https://deskvnc-hub.pages.dev/manifest.json",
    "sitemap_xml": "https://deskvnc-hub.pages.dev/sitemap.xml",
    "robots_txt": "https://deskvnc-hub.pages.dev/robots.txt",
    "mcp_endpoint_page": "https://deskvnc-hub.pages.dev/mcp",
    "skill_file": "https://raw.githubusercontent.com/psmux/DeskVNC/main/skills/deskvnc/SKILL.md"
  },
  "verified_status": {
    "stars": 70,
    "forks": 8,
    "downloads_total": 836,
    "releases": 26,
    "latest_release": "v0.27.11",
    "created": "2026-07-30",
    "verified_on": "2026-10-08"
  }
}