coldstar

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ExpertVagabond / coldstar-colosseum

Air-gapped Solana cold wallet. Bootable USB + Alpine Linux, Ed25519 offline keygen, Rust secure signer with mlock/zeroize. Colosseum Agent #127.

rust security blockchain cryptocurrency ed25519 hardware-wallet colosseum revival solana defi cold-wallet air-gapped air-gap coldstar graveyard-hackathon

Updated Sep 8, 2026
Python

Bitcoin-Coldcard / coldcard-bitcoin-wallet

Star

Coldcard Bitcoin Wallet brings together secure Bitcoin cold storage, air-gapped transaction signing, deterministic RNG audit research, BIP39 seed workflows, backup guidance, and self-custody tools for Coldcard BTC users evaluating Coinkite hardware and offline wallet operations.

hardware-wallet bitcoin-wallet offline-storage cold-storage transaction-signing self-custody bip39-seed air-gapped-wallet coinkite bitcoin-security coldstar deterministic-rng weak-rng coldcard-wallet

Updated Sep 16, 2026
Python

ExpertVagabond / homebrew-coldstar

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Homebrew tap for ColdStar — air-gapped Solana cold wallet CLI

macos rust cli homebrew security cryptography solana cold-wallet air-gapped fairscore coldstar

Updated Sep 8, 2026
Ruby

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