Rabby
DeBank-made EVM extension — pre-signs simulate transactions, warns on the ones that steal.
| Type | Browser extension |
|---|---|
| Custody | Self-custody — the user holds the keys |
| Platforms | Chrome, Firefox, Brave, Windows, macOS, Linux |
| Open source | Yes — source code |
| Multisig | Not recorded |
| Account / KYC | No identity verification |
| Official site | rabby.io |
Cryptocurrencies it holds
Token networks
Holds tokens issued on Ethereum, BNB Smart Chain, Polygon, Arbitrum, OP Mainnet, Base, Avalanche and Linea.
Features
Security record
User funds lost through the maker's fault
- 2022 — A bug in the Rabby Swap contract let an attacker pull tokens through approvals users had granted. ~$0.2M · Reported repaid (no statement from Rabby) source
No customer-data leak on record as of 13 October 2026.
Only the maker's own failures count; phishing and lab attacks that need the stolen device do not. Every wallet compared: Crypto wallet hacks, and the wallets that were never hacked.
Questions
Has Rabby been hacked?
Yes. In 2022: A bug in the Rabby Swap contract let an attacker pull tokens through approvals users had granted. Losses: ~$0.2M; Reported repaid (no statement from Rabby).
Which coins does Rabby support?
Ethereum, plus tokens on Ethereum, BNB Smart Chain, Polygon, Arbitrum, OP Mainnet, Base, Avalanche and Linea.
Is Rabby open source?
Yes. Its source code is public at https://github.com/RabbyHub/Rabby.
Does Rabby support multisig?
Not as far as the directory records. A multi-signature setup needs a wallet that can hold one of several keys; see the wallets directory for the ones that do.
Is Rabby custodial?
No. Rabby is self-custody: the user holds the keys, and nobody else can move the funds.
Other browser extensions
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The wallets directory compares every wallet by type, custody and the coins it holds. A wallet's place there is not for sale.