Wallets for the Monero economy » Hardware
A SeedSigner
● up · checked 3h ago verified 2 days ago
DIY air-gapped Bitcoin hardware wallet built on Raspberry Pi Zero. No firmware secrets, no vendor lock-in.
At a glance
- no-KYC signup
- Open-source codebase
- Non-custodial — you hold keys
- Third-party audited
Review
Open-source DIY hardware wallet — Raspberry Pi Zero + camera + screen. Signs BTC PSBTs over QR codes, never online. Stateless: nothing persists on the device between sessions, so a compromised builder can't backdoor your future signs. Pair with Sparrow/Specter for multi-sig. The maximalist's hardware wallet.
Fees
~$50 DIY parts · open-source · stateless
Links
Why A? — rubric definition
Best evidence tier. Signup tested end-to-end by xmr.club curator — deposit + withdrawal + edge cases. No-KYC posture verified at retail volume. Last_verified within 12 months. Full rubric + worked example at /methodology; the curator's reasoning for this specific listing is in the audit log.
Audit trail — receipts for the editorial claim
- Upstream up · HTTP 200 · 225ms · checked 3h ago
- No
.onionmirror listed - Last manual verification
2026-05-13(<7d) - See curator log for SeedSigner
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