Question 1

How do I install hal on Windows?

Accepted Answer

Install Rust and Cargo first, then run 'cargo install --locked hal' in the terminal. Ensure you have the Rust toolchain set up correctly, as per the installation instructions in the README.

Question 2

Can hal work with hardware wallets like Trezor?

Accepted Answer

Not directly in the core tool; the README mentions optional Trezor and Ledger integration as an idea, but it's not implemented yet. You might need to rely on external tools or wait for future extensions.

Question 3

What's the difference between hal and bitcoin-cli?

Accepted Answer

hal is a standalone CLI tool focused on utilities like address generation and script analysis, while bitcoin-cli is for interacting with a running Bitcoin node. hal is more for offline development tasks, whereas bitcoin-cli requires node setup.

Question 4

Does hal support testnet addresses?

Accepted Answer

Yes, since it adheres to Bitcoin standards, you can use it for testnet by specifying network parameters in commands like address creation, though the README doesn't explicitly detail this—it's implied from its protocol compliance.

Question 5

How can I extend hal with custom commands?

Accepted Answer

hal supports extensions installed separately, such as hal-elements. You can develop your own extensions by following the modular architecture, but the README doesn't provide detailed documentation on creating extensions.

Question 6

Is hal suitable for production use in Bitcoin apps?

Accepted Answer

Yes, its reliability and adherence to Bitcoin standards make it viable for production, but always test thoroughly. However, since it's a CLI tool, integrate it cautiously into automated pipelines due to potential command-line errors.

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