NIXWALLET

The confidential Chrome extension wallet for Fhenix: FHERC20 and coFHE in Chrome’s side panel, with injected dApp approvals, WalletConnect wallet mode, and flows live across Ethereum Sepolia, Base Sepolia, and Arbitrum Sepolia.

Privacy Without
Compromise

NixWallet wraps the full power of Fhenix's Fully Homomorphic Encryption into a seamless Chrome extension—giving you encrypted token management, multi-network support, dApp approvals, and local-first activity history.

FHE Token Wrapping

Seamlessly wrap any ERC-20 token into a fully homomorphic encrypted variant. Your balances and transactions remain confidential on-chain.

Multi-Account Management

Derive unlimited HD accounts from a single seed phrase, or import external private keys. Switch between wallets instantly.

Multi-Network Support

Now live across Ethereum Sepolia, Base Sepolia, and Arbitrum Sepolia, with network-aware RPC and chain switching inside the wallet.

Wave 3 Live

Address Book

Save and manage frequently used wallet addresses locally on your device. Quick-access your trusted contacts when sending assets.

In-Wallet Swaps

Wave 3 adds a swap MVP scaffold with token selectors, slippage controls, and quote plumbing, ready for router execution integration.

Wave 3 MVP

DApp Connection Manager

Review connected websites, revoke permissions, and approve injected dApp requests directly inside NixWallet. Approval is blocked until the wallet is unlocked.

Wave 3 Live

Companion DApp

External test dApp for USDT/USDC public transfers, approve + wrap, confidential balance reveal, encrypted transfers, unwrap, and claim flows.

Testing Surface

External Activity

Activity history now records wallet-native transactions plus injected dApp and WalletConnect transaction submissions.

Wave 3 Live

Built With Modern Tools

NixWallet is engineered with a production-grade stack, combining the latest in frontend performance with cutting-edge cryptographic libraries.

React 19
TypeScript
Vite
Tailwind CSS v4
CRXJS
Framer Motion
Fhenix coFHE SDK
ethers.js v6
EIP-1193 / EIP-6963
WalletConnect v2

Project Architecture

A clean, unidirectional architecture designed for extension constraints—fast renders, minimal storage overhead, and encrypted-first data flow.

12+
Screens
3
Supported testnets
FHE
Encryption