The Hobby Club Helper

UI enhancements and collector tools for TCG sites like Cardmarket. Not affiliated with third-party sites.

The Hobby Club Helper brings your The Hobby Club collection data directly into the TCG sites you use every day. When you browse supported sites like Cardmarket or TCG Power Tools, the extension enriches those pages with information from your The Hobby Club account — so you always know what you own, what you need, and what's in your binders without switching tabs. What it does: • Shows your The Hobby Club collection status on Cardmarket product pages — see at a glance if you already own a card or need it for a binder • Syncs orders and want lists between Cardmarket and your The Hobby Club account with one click • Adds quick links from TCG Power Tools listings to their matching Cardmarket products • Language filters and display preferences to customize your browsing experience How it works: • Sign in with your The Hobby Club account through the extension • As you browse supported sites, the extension overlays your collection data from thehobby.club • All data comes from your The Hobby Club account — the extension does not modify or interfere with the original site's functionality Privacy & transparency: • Does not collect personal data • Does not execute remote code • All network requests go only to thehobby.club — never to third parties • Optional features like "Remember login" are opt-in and clearly documented The Hobby Club is not affiliated with Cardmarket, TCG Power Tools, or any other third-party site. Trademarks belong to their respective owners. For more details, see our privacy policy at https://thehobby.club/privacy/extension