what3words for OpenStreetMap

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Search and display what3words addresses in OpenStreetMap

Search and display what3words addresses in OpenStreetMap

The what3words for OpenStreetMap extension allows you to search a what3words address (in all 60 what3words available languages) within OpenStreetMap and display it as a pin on the map. It also allows you to display the what3words address of any location when you click on the map. 

Installation Guide:
Step 1: Install the Extension

- Click "Add to Chrome" to install the extension
- Once installed, you'll see the what3words icon in your browser's toolbar

Step 2: Get Your what3words API Key

- Visit developer.what3words.com to create a free account
- Sign up with your email address and create a password
- After logging in, navigate to the "API Keys" section
- Click "Create New API Key" and give it a name (e.g., "Chrome Extension")
- Set the "Public Domain" to "localhost" for personal use
- Accept the terms and conditions and click "Create Key"
- Your new API key will appear on the screen - copy this key

Step 3: Configure the Extension

- Click on the what3words extension icon in your Chrome toolbar
- Paste your API key into the field labeled "what3words API Key"
- Click "Save" to store your API key
- You'll see a confirmation message when your key is successfully validated

Step 4: Start Using the Extension

- Navigate to OpenStreetMap
- Click anywhere on the map to see the what3words address for that location
- Use the search feature in the overlay to look up what3words addresses
- Click on any address to open it on the what3words website, or use the copy button to share it

Note: You will need a what3words API subscription to use this extension. More information pricing here: https://accounts.what3words.com/select-plan