WalletKit: TON Connect for custodial and non-custodial wallets

TON Connect WalletKit is an open-source SDK that helps integrate your custodial or non-custodial wallet with TON in a secure and streamlined fashion.

It’s designed for institutions, non-custodians, and custodians that need full control over key management, signing, and access without compromising UX or compliance.

Features

• TON Connect protocol: Handles connect, disconnect, transaction and data sign requests
• Wallet management: Support for multiple TON wallets at once, with persistent storage and optional use of custom signers
• Action previews: Transaction emulation with money flow analysis
• Asset support: Toncoin (TON), Jettons (including USDTs), NFTs with metadata
• Platform availability: Use on the Web, on mobile (Android and iOS), and in browser extensions

Use cases

WalletKit supports both small wallet services and large cross-chain systems.

Quick start

First, follow this step-by-step guide: How to integrate a wallet with TON.

Then, follow relevant usage recipes:

Web

Initialize the kit

Manage TON wallets

Handle connections

Handle other events

Work with Toncoin

See also

Read more about the TON Connect itself: TON Connect overview.

Skim the reference pages with more in-depth information:

• TON Connect manifests
• @tonconnect/protocol, external API reference