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PopNx MCPMCP servers for people who use AI · explained in plain words

Proofmark Clock

by SamuelDharshiversion 1.0.0i★ 0iRuns on your computer
Registry nameio.github.SamuelDharshi/proofmark-clock

How to install

What it does

Current time in any time zone, and conversion of a date-time between zones.

  • Connects Runs on your computer
  • Account or key No key needed
  • Category Travel, maps & weather

Install

Pick the AI app you use, then copy the settings.

Passed 2/3 checks · Runs on your computer · ✓ Commands checked Nov 14, 2026

First: which AI do you use?

Pick your app and the steps appear below.

Works with Claude, with some setup first

Install Node.js on your computer first (one time) · Only the Claude desktop app (Windows or Mac), not the web or phone

Let AI install it

Copy this message into a Claude chat. The AI checks your computer, tells you which file it will change, and waits for your OK every time.

Please install the MCP server Proofmark Clock for Claude on this computer, in this order: 1) Check Node.js with node -v. If it is missing, tell me to install it from https://nodejs.org/en/download; do not install it yourself. 2) Use only this config (already checked by PopNx MCP): { "mcpServers": { "proofmark-clock": { "command": "npx", "args": [ "-y", "proofmark-clock" ] } } } 3) Tell me the full path of the file you will change, or the command you will run, and wait for my OK. 4) No key is needed. 5) Do what we agreed, then check that the Proofmark Clock tools really show up.

This message has no key in it. If a key is needed, the AI will ask you to paste it yourself into the file or the app’s field.

  1. Install Node.js (if you don’t have it)

    Already installed? Check first · Open Terminal, type this command and press Enter

    node -v
    • A version number such as v26.13.1 = installed, skip this step
    • "command not found" (on Windows: "is not recognized") = not installed yet, or installed but Terminal needs to be closed and reopened
    How to open Terminal

    Mac: press ⌘ + Space, type Terminal, press Enter

    Windows: open Start, type Windows PowerShell, then Open

    Not installed: Open the official download page, pick the LTS version and the click-through installer: .pkg on Mac · .msi on Windows. Double-click and follow it to the end. No curl command needed

    Open the Node.js download page ↗

    When it’s done, close Terminal, open it again and run the same command. You should see a version number: node -v

    Install once; it works for everything that needs Node.js

  2. Open the Claude desktop app’s settings file

    SettingsDeveloperEdit Config

  3. Paste these settings and save the file

    {
      "mcpServers": {
        "proofmark-clock": {
          "command": "npx",
          "args": [
            "-y",
            "proofmark-clock"
          ]
        }
      }
    }
  4. Quit Claude and open it again

  5. Try it

    Use Proofmark Clock and tell me what you can do for me, then show me one thing

    ✓ If Claude says it is using Proofmark Clock or shows a Proofmark Clock tool in the answer, you are connected

Menu names checked against Anthropic’s help page on Nov 11, 2026 · your screen may differ slightly by app version

ChatGPT cannot connect Proofmark Clock yet

Proofmark Clock runs on your computer, but ChatGPT can only connect servers that run on the web

What you can do instead

A · Use an app that can connect Proofmark Clock

  • Install Node.js on your computer first (one time) · Only the Claude desktop app (Windows or Mac), not the web or phone
  • Install Node.js on your computer first (one time)
  • Install Node.js on your computer first (one time)
  • Install Node.js on your computer first (one time)

B · Others in Travel, maps & weather that work with ChatGPT

Picked from the most used in the same category, only ones that connect by address with no key

Works with Claude Code, with some setup first

Install Node.js on your computer first (one time)

Let AI install it

Copy this message into a Claude Code chat. The AI checks your computer, tells you which file it will change, and waits for your OK every time.

Please install the MCP server Proofmark Clock for Claude Code on this computer, in this order: 1) Check Node.js with node -v. If it is missing, tell me to install it from https://nodejs.org/en/download; do not install it yourself. 2) Use only this config (already checked by PopNx MCP): claude mcp add --scope user proofmark-clock -- npx -y proofmark-clock 3) Tell me the full path of the file you will change, or the command you will run, and wait for my OK. 4) No key is needed. 5) Do what we agreed, then check that the Proofmark Clock tools really show up.

This message has no key in it. If a key is needed, the AI will ask you to paste it yourself into the file or the app’s field.

  1. Install Node.js (if you don’t have it)

    Already installed? Check first · Open Terminal, type this command and press Enter

    node -v
    • A version number such as v26.13.1 = installed, skip this step
    • "command not found" (on Windows: "is not recognized") = not installed yet, or installed but Terminal needs to be closed and reopened
    How to open Terminal

    Mac: press ⌘ + Space, type Terminal, press Enter

    Windows: open Start, type Windows PowerShell, then Open

    Not installed: Open the official download page, pick the LTS version and the click-through installer: .pkg on Mac · .msi on Windows. Double-click and follow it to the end. No curl command needed

    Open the Node.js download page ↗

    When it’s done, close Terminal, open it again and run the same command. You should see a version number: node -v

    Install once; it works for everything that needs Node.js

  2. Open Terminal

    Mac: press Command+Space and type Terminal · Windows: open PowerShell

  3. Paste this command and press Enter

    claude mcp add --scope user proofmark-clock -- npx -y proofmark-clock
  4. Type /mcp in Claude Code

    You should see Proofmark Clock listed as connected

  5. Try it

    Use Proofmark Clock and tell me what you can do for me, then show me one thing

    ✓ If Claude Code says it is using Proofmark Clock or shows a Proofmark Clock tool in the answer, you are connected

Menu names checked against Anthropic’s help page on Nov 11, 2026 · your screen may differ slightly by app version

Works with Cursor, with some setup first

Install Node.js on your computer first (one time)

Let AI install it

Copy this message into a Cursor chat. The AI checks your computer, tells you which file it will change, and waits for your OK every time.

Please install the MCP server Proofmark Clock for Cursor on this computer, in this order: 1) Check Node.js with node -v. If it is missing, tell me to install it from https://nodejs.org/en/download; do not install it yourself. 2) Use only this config (already checked by PopNx MCP): { "mcpServers": { "proofmark-clock": { "command": "npx", "args": [ "-y", "proofmark-clock" ] } } } 3) Tell me the full path of the file you will change, or the command you will run, and wait for my OK. 4) No key is needed. 5) Do what we agreed, then check that the Proofmark Clock tools really show up.

This message has no key in it. If a key is needed, the AI will ask you to paste it yourself into the file or the app’s field.

  1. Install Node.js (if you don’t have it)

    Already installed? Check first · Open Terminal, type this command and press Enter

    node -v
    • A version number such as v26.13.1 = installed, skip this step
    • "command not found" (on Windows: "is not recognized") = not installed yet, or installed but Terminal needs to be closed and reopened
    How to open Terminal

    Mac: press ⌘ + Space, type Terminal, press Enter

    Windows: open Start, type Windows PowerShell, then Open

    Not installed: Open the official download page, pick the LTS version and the click-through installer: .pkg on Mac · .msi on Windows. Double-click and follow it to the end. No curl command needed

    Open the Node.js download page ↗

    When it’s done, close Terminal, open it again and run the same command. You should see a version number: node -v

    Install once; it works for everything that needs Node.js

  2. Click this button to open Cursor

    Open in Cursor

    Cursor asks you to confirm; click Install

  3. Open the AI chat in Cursor in Agent mode

  4. Try it

    Use Proofmark Clock and tell me what you can do for me, then show me one thing

    ✓ If Cursor says it is using Proofmark Clock or shows a Proofmark Clock tool in the answer, you are connected

Menu names checked against Cursor’s help page on Nov 11, 2026 · your screen may differ slightly by app version

Works with VS Code, with some setup first

Install Node.js on your computer first (one time)

Let AI install it

Copy this message into a VS Code chat. The AI checks your computer, tells you which file it will change, and waits for your OK every time.

Please install the MCP server Proofmark Clock for VS Code on this computer, in this order: 1) Check Node.js with node -v. If it is missing, tell me to install it from https://nodejs.org/en/download; do not install it yourself. 2) Use only this config (already checked by PopNx MCP): { "servers": { "proofmark-clock": { "type": "stdio", "command": "npx", "args": [ "-y", "proofmark-clock" ] } } } 3) Tell me the full path of the file you will change, or the command you will run, and wait for my OK. 4) No key is needed. 5) Do what we agreed, then check that the Proofmark Clock tools really show up.

This message has no key in it. If a key is needed, the AI will ask you to paste it yourself into the file or the app’s field.

  1. Install Node.js (if you don’t have it)

    Already installed? Check first · Open Terminal, type this command and press Enter

    node -v
    • A version number such as v26.13.1 = installed, skip this step
    • "command not found" (on Windows: "is not recognized") = not installed yet, or installed but Terminal needs to be closed and reopened
    How to open Terminal

    Mac: press ⌘ + Space, type Terminal, press Enter

    Windows: open Start, type Windows PowerShell, then Open

    Not installed: Open the official download page, pick the LTS version and the click-through installer: .pkg on Mac · .msi on Windows. Double-click and follow it to the end. No curl command needed

    Open the Node.js download page ↗

    When it’s done, close Terminal, open it again and run the same command. You should see a version number: node -v

    Install once; it works for everything that needs Node.js

  2. Click this button to open VS Code

    Open in VS Code

    VS Code asks you to confirm; click Install

  3. Open the AI chat in VS Code in Agent mode

  4. Try it

    Use Proofmark Clock and tell me what you can do for me, then show me one thing

    ✓ If VS Code says it is using Proofmark Clock or shows a Proofmark Clock tool in the answer, you are connected

Menu names checked against VS Code’s help page on Nov 11, 2026 · your screen may differ slightly by app version

Other apps that use MCP, such as Windsurf, Zed or Gemini CLI, each add servers differently. See how in the app list.

See every app that uses MCP →

JSON settings are under “For developers” below

Stuck? Ask people who use Proofmark Clock💬 Discussion →
For developers: Terminal commands and JSON settings

Installed on your computer

Claude Code

claude mcp add --scope user proofmark-clock -- npx -y proofmark-clock

Claude Desktop (claude_desktop_config.json)

{
  "mcpServers": {
    "proofmark-clock": {
      "command": "npx",
      "args": [
        "-y",
        "proofmark-clock"
      ]
    }
  }
}

Cursor (~/.cursor/mcp.json)

{
  "mcpServers": {
    "proofmark-clock": {
      "command": "npx",
      "args": [
        "-y",
        "proofmark-clock"
      ]
    }
  }
}

VS Code (mcp.json)

{
  "servers": {
    "proofmark-clock": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "proofmark-clock"
      ]
    }
  }
}

These settings are generated from the maker’s registry entry. If the README says otherwise, follow the README.

At a glance

Downloads per weeki
Not on npm/PyPI
Licencei
No licence stated
Connection
Runs on your computer
Latest versioni
1.0.0
Published to registryi
Nov 7, 2026
Code last changedi
Nov 7, 2026
Maker
SamuelDharshi
Packages
npm: proofmark-clock
Registry status
Active

Which apps can use it

Based on how this server connects and on each app’s own docs, checked Nov 10, 2026.

Run on your computer in

ClaudeGooseLM StudioMsty StudioCherry StudioCursorVS Code + GitHub CopilotVisual StudioWindsurf (Devin Desktop)ZedKiroClineContinueJetBrains AI AssistantClaude CodeCodex CLIGemini CLIOpenCodenodecodeWarpLibreChatRaycast

All apps, with pros and cons →

Related guides

What it can do

Runs on your computer; the tool list appears in your AI app after you install it.

Basic checksi

We check information anyone can see; we have not read the code. Checks that do not apply are left out of the count. · Checked Nov 15, 2026

  • ✓ Pass

    Maker matches the repo

    The registry name was verified with the GitHub account SamuelDharshi, which owns the repo

  • ✓ Pass

    Still maintained

    Code last changed 8 days ago

  • ✕ Fail

    Has a licence

    No licence file found in the repo

  • – Not applicable

    Endpoint responds

    This one runs on your computer; there is no internet endpoint

  • – Not applicable

    Sign-in with OAuth

    Runs on your computer and uses local settings instead

  • … Not checked yet

    No hidden instructions in tool descriptions

    Runs on your computer; we can only read tool lists from internet endpoints

Published vulnerabilities (OSV.dev)

Not checked yet

What we check → · JSON

Makers: ask for a re-check or report wrong info

Discussion

Ask, share a tip or report that it does not work. Sorted by what people marked helpful.

No posts yet. Be the first to ask or share.

Posts here are written by users, not the PopNx team.

Sign in with Google to post

User reviews

No reviews yet

Sign in with Google to write a review

Compared with others in Travel, maps & weatheri

  • More stars than 0% of the other 1893 servers in this category
  • Published to the registry more recently than 81% of the other 1893 servers in this category
  • Basic checks equal to or better than 57% of the other 1893 servers in this category

Compared with every active server in this category in the registry. Stars count only when the publisher owns the repo.

Common questions

Is Proofmark Clock safe?

It passed 2 of 3 applicable basic checks. We have not read the code. Before adding a key or token, see what access the server asks for and use a key with only the permissions you need.

What keys or codes does it need?

The registry does not list a required key, though some servers ask you to sign in on first use.

Does it run on my computer or in the cloud?

It runs on your computer. Your AI app starts it when needed, and data does not pass through the maker’s servers (unless it calls an online service itself).

Is it still maintained?

The GitHub repo last changed 8 days ago, and the latest version (1.0.0) reached the registry 8 days ago.

Which apps can use it?

Apps that support MCP, such as Claude Desktop, Claude Code, Cursor and VS Code. You also need Node.js on your computer.

What can I use instead?

In the same category: Mu, Killbottleneck, Award Travel Finder, Whimsical, HasData Google Maps

Similar alternatives

Same category, other makers, commands already checked. Official ones first, then by stars.

Reading a card:↓ Downloads per weeki★ GitHub starsiThree pillars: reviews · checks · usageiUpdated = latest version published to the registryi

Mu

News, web search, mail, markets, weather, places, files, calendar, contacts. 67 tools, one endpoint.

by microGrowing★ 439Updated 3 months ago

Runs in the cloud✓ micro.mu

Killbottleneck

Free-to-self-host goal and process maps for humans and AI agents, with REST API and MCP.

by tengolabsEarly↓ 83/wk★ 14Updated 8 days ago

Runs on your computer✓ service owner · killbottleneck.com

Award Travel Finder

Search award flight availability and points pricing across 27 airlines and 23 loyalty programs.

by AwardTravelFinderEarly★ 14Updated 3 months ago

Runs in the cloud✓ service owner · awardtravelfinder.com

Whimsical

Create and edit flowcharts, mind maps, wireframes, and docs in Whimsical, or search your workspace.

by WhimsicalCodeEarly★ 11Updated 2 months ago

Runs in the cloud✓ service owner · whimsical.com

HasData Google Maps

Google Maps places, reviews, contributor history, photos and posts as JSON. No Google Cloud.

by HasDataEarly↓ 93/wk★ 10Updated 2 months ago

Computer or cloud✓ service owner · hasdata.com
  • Mu — Runs in the cloud, nothing to install · No key needed
  • Killbottleneck — Installs on your computer · Needs a key
  • Award Travel Finder — Runs in the cloud, nothing to install · No key needed
  • Whimsical — Runs in the cloud, nothing to install · No key needed
  • HasData Google Maps — Cloud or install on your computer · Needs a key

README from the maker

Open the README

Copied from the maker’s repo as written. PopNx MCP has not reviewed or endorsed it. HTML, images and scripts are removed. Links lead off this site.

proofmark-clock

A small MCP server for time: the current time in any IANA time zone, and conversion between zones.

mcp-name: io.github.SamuelDharshi/proofmark-clock

Tools:

  • now: the current time in a time zone.
  • convert_time: show an ISO 8601 date-time in another zone.

Pure computation: it reads no files, opens no network connections and stores nothing.

{

"mcpServers": { "clock": { "command": "npx", "args": ["-y", "proofmark-clock"] } } }

Part of Proofmark, the MCP trust gate. Check this server's live trust status at https://proofmark-web.vercel.app/check?server=io.github.SamuelDharshi/proofmark-clock