Airmark

macOS menu-bar app

Watermark
one display.
Stay out
of the way.

Airmark adds a text or image watermark to one selected macOS display without blocking the keyboard, mouse, or menu bar.

$open https://github.com/anujraja/airmark/releases/latest

Download DMG View source ↗

macOS 13+Tauri v2Rust + ReactMIT

Airmark.app

# dockless, local, one selected display

$ npm install

dependencies ready

$ npm run tauri dev

tray app + settings UI

13+

minimum macOS

watermark modes

selected display

background servers

JSON

local settings

Screens

Airmark text watermark settings — Text mode

Airmark image watermark settings — Image mode

Airmark desktop overlay example — Desktop overlay — watermark across one selected display

Diagrams

flowchart TB
  Tray["Menu Bar Tray"] --> Rust["Rust / Tauri Core"]
  Settings["Native Settings Window"] --> React["React + TypeScript UI"]
  React --> Rust
  Rust --> State["Persisted App State"]
  Rust --> Shim["macOS Shim / AppKit bridge"]
  Rust --> Overlay["Transparent Overlay Window"]
  React --> Renderer["Overlay Renderer"]
  Renderer --> Overlay
  Login["Launch at Login"] --> Rust

Rust owns the app shell, state, display selection, and macOS bridges. React renders settings and overlay content.

Key facts

Platform

macOS utility

menu bar · dockless

Core

Rust shell

Tauri · AppKit

React settings

TypeScript · Vite

Modes

Text or image

opacity · spacing

Privacy

Local state

Small JSON settings file. No background server.

Install

DMG release

Drag Airmark.app into Applications.

Quick start

# 1 · download the latest release
open https://github.com/anujraja/airmark/releases/latest

# 2 · develop locally
npm install
npm run tauri dev

# 3 · build the macOS app
npm run tauri build