BlockRunAI / ClawRouter

The agent-native LLM router for autonomous agents. Every frontier model behind one wallet, <1ms local routing, USDC payments on Base & Solana via x402.

lawmaster10 / howcryptoworksbook

A free, open-source book that explains how crypto actually works. 15 chapters covering Bitcoin, Ethereum, Solana, DeFi, MEV, market structure, custody, stablecoins, governance, quantum resistance, and prediction markets.

guangxiangdebizi / FinanceMCP

这是一个金融领域相关的mcp,本项目通过集成 Tushare API 和 Binance API 为语言模型（如Claude）提供全面的实时金融数据访问能力，支持股票、基金、债券、宏观经济指标、稳定币、虚拟货币等多维度金融数据分析。其中也包含了金融数据查询、财经新闻查询、国家统计局数据查询等

celo-org / celo-monorepo

Official repository for core projects comprising the Celo platform

zonelessdev / zoneless

Open-source Stripe alternative for stablecoins. Checkout, subscriptions, and marketplace payouts. Stripe-compatible API. Your very own payments stack with no fees.

curvefi / curve-stablecoin

Stablecoin powered by LLAMMAs

Goncafer47 / Stablecoin-Payment-Gateway

Self-hosted, non-custodial stablecoin payment gateway with x402 and invoice checkout. Accepts USDC, USDT, PYUSD and DAI across 8 networks with QR payments, payment links, settlement tracking and signed webhooks. REST API, micropayments, exports, zero platform fees and no KYC. Python, cross-platform.

Stellar-Pathfinder / stellar-pathfinder

A corridor-integrity monitor for the Stellar network. Prices stablecoin→fiat-token corridors, scores routes against independent reference rates, and refuses to recommend when all options are unusable. Features wallet integration (Freighter/Albedo) and on-chain attestations via Soroban smart contracts.

TLAY-IO / boat-mer

Lightweight C runtime for connected machines: on-device identity, attestation, and BLE-native per-slice stablecoin payment primitives. Apache-2.0.

PayrollFlow / get-paid-internationally

Country-by-country guides for freelancers receiving international payments - methods, fees, and USDT (TRC20/ERC20/BEP20).

emlai / defi-native-skill

Agent Skill that makes your AI crypto-native with an understanding of onchain capital markets: vaults, curators, yield decomposition, oracle classes, RWAs, stablecoins. Evergreen mental models plus live-data discipline: every number dated, every yield decomposed, read-only always.

PayrollFlow / awesome-freelancer-payments

A curated list of tools, methods, and resources for getting paid as a freelancer or contractor - international transfers, digital wallets, and USDT (TRC20/ERC20/BEP20) payouts.

austintgriffith / picowallet

A stablecoin hardware wallet from three Amazon parts, no soldering. Pico 2 W + LCD + ATECC608.

PayrollFlow / usdt-payments-handbook

A practical guide to sending and receiving USDT across TRC20, ERC20, and BEP20 - networks, fees, safety, and cashing out to local currency.

Josh-Gi3r / blueballs

Open-source software for building a neobank. Product screens, a 181-operation banking API, a double-entry ledger and a canonical stablecoin FX engine. MIT licensed, self-hostable, runs on Node or Cloudflare Workers.