WalletAndroid SDK

WalletAndroid is the Android SDK for Velocity Career Labs' verifiable credential platform.

This SDK allows mobile developers to integrate verifiable credential issuing and presentation workflows within Android apps.

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🛠 Features

• Generate and validate JWT-based verifiable credentials
• Secure storage using Android Keystore + security-crypto
• Seamless integration with OpenID4VC/OAuth flows
• Published to Maven Central via JReleaser

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📦 Installation

Add this to your build.gradle:

dependencies {
    implementation 'io.velocitycareerlabs:vcl:2.7.3' // or latest version
    implementation 'com.nimbusds:nimbus-jose-jwt:10.0.2'
    implementation "androidx.security:security-crypto:1.1.0-alpha07"
}

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🧪 Testing the SDK

Run unit tests locally:

./gradlew test

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🚀 Release Workflow

This SDK uses GitHub Actions + JReleaser to publish releases and RCs:

• Push to main: triggers dev build
• Manual workflow dispatch with rc or prod triggers versioned release
• Artifacts are published to Maven Central

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🔐 Security

This SDK signs its artifacts using in-memory GPG keys (configured via GitHub Secrets). Keys are never persisted or committed.

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🧩 License

Apache 2.0 — see LICENSE

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🙋 Contributing

Issues and PRs are welcome.