WhoDis

Impersonate Ethereum addresses for dApp testing without connecting real wallets

WhoDis - Read-Only Wallet Impersonation for dApp Testing Github : https://github.com/0xsharma/whodis Test your dApps with any Ethereum address instantly. No real wallets or private keys needed. Why developers choose WhoDis - Simulate any wallet address in seconds to test your UI/UX flows - Verify airdrop eligibility, whitelists, token-gating and more safely - Preview portfolio views, balances, NFT displays without connecting real accounts - Demo specific wallet states to teammates, investors or clients - Validate designs with rich wallets, empty ones, or edge-case balances Core Features - Instant address simulation: paste any 0x... address and test immediately - Wallet clusters: group and label addresses for fast switching - Multi-network support: Ethereum, Polygon, Arbitrum, Optimism + custom chains - Beautiful dark mode: perfect for long dev sessions - Seamless connection: select address then open dApp then click Connect Wallet Super simple workflow 1. Open the WhoDis popup 2. Add Ethereum addresses (with optional friendly labels) 3. Click to select the address you want to impersonate 4. Visit your dApp and hit "Connect Wallet". WhoDis handles the rest Your dApp sees a legitimate-looking wallet connection but zero signing or transactions are possible. Privacy & Security by Design - Everything stored locally in your browser. Zero data leaves your device - No private keys are ever asked for or saved - No external requests, no analytics, no tracking - Fully open source. Code is public and auditable Key limitation (by design) WhoDis is read-only only. It excels at frontend testing, UI validation, demos, and research but it cannot sign transactions, approve messages, or perform on-chain actions. Ideal for: - Web3 frontend & dApp developers - QA testers & security auditors - Product managers & founders doing demos - Anyone tired of switching real wallets just to check UI behavior Install WhoDis now and make dApp testing faster, safer, and more flexible.