Supported Methods
Web NFC (Mobile)
Use your Android phone’s built-in NFC to write tags. Works in Chrome and as an installed PWA.
Desktop Reader
Connect an ACR1252U USB reader for batch writing workflows. Coming soon.
Web NFC Quick Start
Open the Writer
Navigate to Writer in the NearNode dashboard on your Android phone (Chrome or installed PWA).
Select a Node
Choose the node you want to write. The URL
nearnode.io/v/{slug} will be encoded as an NDEF URL record.Tap to Write
Hold the NFC tag to the back of your phone. The writer will encode the URL and optionally verify the write.
Offline Support
The NearNode PWA supports offline writes. When you’re offline:- Tags are written normally via Web NFC
- Write logs are queued in IndexedDB
- Logs sync automatically when you’re back online
Write Log
Every write creates an immutable audit record with:| Field | Description |
|---|---|
hardware_uid | The chip’s serial number (e.g., 04:A2:C8:1A:35:39:80) |
written_url | The exact URL written to the tag |
locked | Whether the tag was locked after writing |
verified | Whether a read-back verification was performed |
writer_method | web_nfc, desktop_reader, or manual |
Browser Support
| Browser | Web NFC Support |
|---|---|
| Chrome (Android) | Yes |
| Chrome (iOS) | No |
| Safari | No |
| Firefox | No |
| NearNode PWA (Android) | Yes |