The Tangem card is a self-custodial hardware wallet that works via NFC. The main functions of Tangem cards are to securely create and store a private key and sign data.

Tangem SDK is needed to facilitate support for Tangem cards in third-party applications.

Supported platforms: iOS | Android | JVM | Flutter | React Native | Cordova | Capacitor

For exhaustive documentation, see Tangem Developers Portal.

To kick off the development process you can start with Getting started for Android page and Getting started for JVM page.

Tangem SDK is available under the MIT license. See the LICENSE file for more info.