self-custody

Marketplace P2P on Lightning Network

A secure, client-side tool to broadcast a signed Bitcoin (BTC) transaction from an air-gapped wallet. Fetch UTXOs, regenerate QR codes, and submit raw hex transactions safely.

Give an AI agent a real Solana wallet without giving it your money. An MCP server for spending allowances the SPL Token program enforces on-chain, with guardrails, x402 payments, and revocable custody.

Simple Proof of Concept on P2P BTC

One self-custodial wallet for Bitcoin, Ethereum & Solana — Counterparty / Stamps / SRC-20 native, with a universal dApp connector. Keys never leave your browser.

Lightning Node implementation for Bitcoiners

Offline, single-file cold storage for crypto seed phrases. Argon2id + AES-256-GCM in one self-contained HTML file, with duress decoy and tamper detection.

Privacy-first crypto portfolio trackeNo account, no KYC, no data stored — track ETH, BTC, SOL and more directly in your browser.

MIT-licensed local Oracle Node dashboard for Token Depot tenant operators.

WDK middleware wrapper for self-custodial AI agent payments: deterministic local policy enforcement and ed25519-signed receipts.

Split a wallet recovery phrase into SLIP-39 shares and store one on each YubiKey. Any threshold of the keys rebuilds it; fewer reveal nothing.

Offline, provider-independent recovery of Nuri WebAuthn PRF outputs and Bitcoin/Ethereum private keys.

A client-side, single-file HTML tool for securely broadcasting signed XRP transactions from an air-gapped or cold wallet. Built by Paranoid Qrypto.

🎯 Execute synthetic arbitrage between Polymarket and Kalshi to capitalize on price differences instantly with our educational bot.

Official MakePay payment provider for Medusa v2. Cryptocurrency payment gateway for direct self-custody merchant-wallet settlement, decentralized swaps, and 70+ coin/20+ chain auto-conversion.

LaTex files for protocol whitepaper.

Zoho CRM connector for MakePay payment links, Deal updates, and webhooks. Cryptocurrency payment gateway for direct self-custody merchant-wallet settlement, decentralized swaps, and 70+ coin/20+ chain auto-conversion.

Ghost theme helpers and relay for MakePay hosted checkout. Cryptocurrency payment gateway for direct self-custody merchant-wallet settlement, decentralized swaps, and 70+ coin/20+ chain auto-conversion.