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Notes on building a more professional wallet

Notes on cross-chain execution, wallet security, and what a more professional swap experience looks like.

Diagram showing that a visible crypto token balance still requires the correct network, native gas token and enough spendable balance before a transfer can be sent.

Why Your Wallet Balance Is Not Always Enough to Send Crypto

A visible token balance does not always mean the full amount is ready to send. The network, native gas token and actual spendable balance all matter.

A cross-chain wallet pre-sign checklist showing route, estimated cost, minimum received and permissions.

What Should a Cross-Chain Wallet Show Before You Sign?

Learn the route, estimated cost, minimum received, permissions and status details a cross-chain wallet should explain before you sign.

Diagram explaining that a private key stays on the device while a signed transaction is prepared for broadcast

What Self-Custody Actually Means: The Security Boundary of a Crypto Wallet

Self-custody gives you control of the keys that authorize activity from your wallet. It does not make every transaction safe or understandable by default.