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Gem Core Library

The Gem Core library is a Rust monorepo that serves as the backend infrastructure and cross platform libraries for the Gem Wallet on Android and iOS. It handles various tasks, including:

Push notifications
Pricing information
Asset updating
Shared modes using TypeShare
Crypto primitives
More

Gemstone

The Gemstone is a cross-platform library for Swift and Kotlin.

Cryptography

The underlying cryptography / keystore for Gem Wallet is implemented using Trust Wallet Core for now.

graph LR
    client[Gem Wallet iOS / Android]
    core-lib[Gem Wallet Core]
    trust-core[Trust Wallet Core]
    client-- pricing, notification and ... -->core-lib
    client-- cryptography such as seed generation and ... -->trust-core

Note: According to the roadmap, in the future, the client will only interact with the Gem Wallet Core, and the interaction with the Trust Wallet Core will be the responsibility of the Gem Wallet Core.

Running

Setup Core

Run just install to install rust, typeshare

Setup DB

Create a new database api and grant privileges to username role
Run diesel migration run to create tables and do migrations

Supported Chains

Chain	Transfers	Token Transfers
Bitcoin	✅	--
Litecoin	✅	--
Doge	✅	--
Ethereum	✅	✅
SmartChain	✅	✅
Solana	✅	✅
Polygon	✅	✅
Thorchain	✅	🏗
Cosmos	✅	🏗
Osmosis	✅	🏗
Arbitrum	✅	✅
Ton	✅	🏗
Tron	✅	✅
Optimism	✅	✅
Aptos	✅	🏗
Base	✅	✅
AvalancheC	✅	✅
Sui	✅	🏗
Xrp	✅	🏗
OpBNB	✅	✅

List of available chains specified in primitives package.