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How library cards work on Your Book Nest

A library card in Your Book Nest is digital - a card your patron keeps on their phone, like a ParkRun barcode. It shows their name and a barcode of their handle, so they can identify themselves to borrow. There is no plastic, and nothing secret is on it.
Wednesday, 15 July 2026
Title card reading "How library cards work on Your Book Nest" over a row of pale library books

A library card in Your Book Nest is digital. It is a card image a patron keeps on their phone - the same idea as the ParkRun barcode a runner saves once and scans at every event. It carries the patron’s name, the library’s name and a barcode of their handle. Its one job is to say who the patron is, so there is no plastic to print or post, and nothing secret sits on it.

What is on a library card?

The library’s name, the patron’s name, a barcode, and when they joined. The barcode holds the patron’s handle - the same four words printed underneath, like member-fable-folio-verse.

That handle is the patron’s identity. It is safe to show, and it is not a password - a patron’s access code and their own password are never on the card.

Why is a library card digital, not plastic?

Because a small library should not need a card printer, a laminator or a stack of blank cards. A patron who runs ParkRun makes the point - one barcode, saved to a phone, scanned for years - and a library card works the same way.

There is also nothing to reissue. If a patron changes phones, you send the card again in seconds, and the handle it shows does not change. You can print it onto plain paper if a patron prefers something physical, but that is a choice, not the point.

How do I give a patron their card?

Open the patron’s page and find the Email & access section. Three buttons hand the card over whichever way suits the patron in front of you.

Generate library card opens it in a new tab to preview or print. Download library card saves it to the device to send on. Show card QR puts a QR code on screen that the patron scans with their phone camera, opening their own card on their phone to save.

Can a patron get their own card?

Yes. A patron who signs in can open their card any time from Settings, with View library card. It opens on their phone, ready to save to their photos - so a patron who has signed in once need never ask you for it again.

What is the card for?

Identifying the patron, so they can borrow without a librarian doing it for them. If your library runs a self-checkout screen, a patron borrowing a book reads the four words off their card, types them in and adds their access code or password. The card is the who; the code is the proof it is really them.

Returning and renewing ask for nothing at all - only borrowing, which puts a book in someone’s name, needs the code. At a staffed desk a librarian can scan the barcode, or simply look the patron up by name.

Do I need a barcode scanner?

No. The four words on the card can always be typed, whether at a self-checkout screen or read out to a librarian. The barcode is a shortcut for a library that owns a scanner, never a requirement - the ParkRun model again, where the barcode is a convenience and a person can always be found by the number itself.

What if a patron loses their phone?

Nothing on the card is secret, so a lost phone does not expose a patron’s account or let anyone borrow in their name - the access code and password that authorise borrowing are never on the card. Send the patron their card again from their page, or let them open it themselves once they have signed in on their new phone. The handle stays the same, so the replacement works exactly like the original.

How Your Book Nest handles library cards

A library card is digital and optional - a patron keeps it on their phone like a ParkRun barcode, or not at all. It shows a barcode of the patron’s handle, which identifies them but proves nothing on its own. Borrowing at a self-checkout screen pairs it with the patron’s access code or password, while returning and renewing need neither. There is nothing secret on the card, so it is safe to send, save or lose.

Your Book Nest pricing

Free for up to 100 items. After that it is $60/year flat - one fee for the whole library, no per-volunteer charge and no cut of anything.

  • Unlimited copies and loans
  • A sign-in for every volunteer
  • No MARC and no Dewey
  • Patrons are just names - no sign-ups to chase, no public catalogue to moderate

No card to start. No contract. Cancel anytime.

Try Your Book Nest now

No sign-up and no demo to book. Just open the demo and start adding books, patrons and loans, with sample data already in place.