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🤖 Awesome MPP / x402 — Machine Payments Ecosystem

A curated, auto-updated list of open-source projects, SDKs, and tools for AI agent payments, the x402 protocol, USDC micropayments, MCP server payments, and agentic commerce.

🔎 Browse the full directory → mpp.best

mpp.best tracks open-source AI payment & x402 projects with search, categories, free developer tools (an x402 response builder and a USDC unit converter), and in-depth guides. This repo is the open companion list.

Useful links: x402 protocol guide · Protocol comparison · AI agent payments · Submit a project

Awesome Website Resources Updated

Find this useful? Star the repo and submit your project — the list refreshes automatically every month.


📋 Contents


🔌 x402 Protocol

Project Stars Language Description
NoFxAiOS/nofx ⭐12,481 Go Your AI trading terminal assistant for US stocks, commodities, forex, and crypto.
BlockRunAI/ClawRouter ⭐6,607 TypeScript The agent-native LLM router for OpenClaw. 41+ models, <1ms routing, USDC payments on Base & Solana v
coinbase/x402 ⭐6,213 TypeScript A payments protocol for the internet. Built on HTTP.
Bitterbot-AI/bitterbot-desktop ⭐2,419 TypeScript A local-first AI agent with persistent memory, emotional intelligence, and a peer-to-peer skills eco
ProwlFi/ProwlFi ⭐646 TypeScript The multiplayer penguin world where you waddle, play & earn real $SOL. 9 minigames, puffles, igloos
BlockRunAI/Franklin ⭐624 TypeScript The AI agent with a wallet — spends USDC autonomously to get real work done. Apache-2.0, TypeScript.
daydreamsai/daydreams ⭐608 TypeScript Daydreams is a set of tools for building agents for commerce
qntx/machi ⭐564 Rust Agent behavior that compiles
google-agentic-commerce/a2a-x402 ⭐528 Python The A2A x402 Extension brings cryptocurrency payments to the Agent-to-Agent (A2A) protocol, enabling
BlockRunAI/blockrun-mcp ⭐467 TypeScript Live data for AI agents — search, research, markets, crypto, X/Twitter. Pay-per-call via x402 microp
alsk1992/CloddsBot ⭐449 TypeScript Open Source AI trading agent that operates autonomously across 1000+ markets - Polymarket, Kalshi, B
Merit-Systems/x402scan ⭐351 TypeScript x402 Ecosystem Explorer
moov-io/awesome-fintech ⭐331 A curated collection of open source fintech libraries and resources.
x402-rs/x402-rs ⭐273 Rust x402 payments in Rust: verify, settle, and monitor payments over HTTP 402 flows
qntx/x402-openai-python ⭐260 Python Drop-in OpenAI Python client with transparent x402 payment support.
gosuda/portal-tunnel ⭐259 Go Publishes localhost services to the agentic web through self-hostable, trustless relays with x402 pa
xpaysh/awesome-x402 ⭐244 🚀 Curated list of x402 resources: HTTP 402 Payment Required protocol for blockchain payments, crypt
second-state/x402-payment-link ⭐201 HTML No description.
daydreamsai/lucid-agents ⭐187 TypeScript Lucid Agents Commerce SDK. Bootstrap AI agents in 60 seconds that can pay, sell, and participate in
dabit3/x402-starter-kit ⭐179 TypeScript No description.
vybenetwork/x402-client ⭐170 TypeScript Client SDK for the Vybe x402 API. Pay-per-call USDC over HTTP and prepaid-credit WebSocket streaming
qntx/x402-openai-typescript ⭐151 TypeScript Drop-in OpenAI Typescript client with transparent x402 payment support.
qntx/facilitator ⭐148 Rust Production-ready x402 facilitator server.
qntx/r402 ⭐148 Rust Rust SDK for the x402 payment protocol.
Merit-Systems/awesome-x402 ⭐132 Curated resources for the agentic commerce ecosystem
bolivian-peru/os-moda ⭐106 Rust An operating system built for AI agents — talk to your NixOS server instead of SSH-ing in. Typed, au
dabit3/a2a-x402-typescript ⭐103 TypeScript A complete TypeScript implementation of the Python x402 payment protocol extension for A2A (Agent-to
AlephantAI/AIephant-AI-Agent-Gateway ⭐100 Rust Alephant is an open-source AI Agent Gateway for routing, tracking, and controlling LLM usage across
chu2bard/pinion-os ⭐95 TypeScript Client SDK, Claude plugin and skill framework for the Pinion protocol. x402 micropayments on Base.
azep-ninja/x402-gateway-template ⭐94 JavaScript No description.
microchipgnu/MCPay ⭐91 TypeScript Open-source Infrastructure for MCP and x402
AgentlyHQ/aixyz ⭐81 TypeScript Next.js-like framework building AI Agents that are payment-native. Bootstrap your agent with A2A, MC
nirholas/three.ws ⭐74 JavaScript Open-source 3D AI agent framework — GLB/glTF avatars with LLM brains, memory, emotions, and autonomo
vercel-labs/x402-ai-starter ⭐74 TypeScript No description.
AgentlyHQ/use-agently ⭐70 TypeScript The way AI coordinates and transacts. Routing and settlement layer for your agent economy.
nirholas/agenti ⭐69 TypeScript Give any AI agent a crypto wallet. Agents deserve access to money. Pay x402 APIs, receive USDC, che
Scottcjn/openclaw-x402 ⭐67 Python Drop-in x402 payment middleware for Flask APIs. Machine-to-machine payments on Base chain.
faremeter/faremeter ⭐67 TypeScript A universal framework designed to allow agents and other utilities to transparently make machine pay
solana-foundation/pay-kit ⭐65 Rust Agentic commerce building blocks (x402, MPP, AP2) for TypeScript, Rust, Go, Python, Ruby, PHP, Lua,
solana-foundation/mpp-sdk ⭐65 Rust Agentic commerce building blocks (x402, MPP, AP2) for TypeScript, Rust, Go, Python, Ruby, PHP, Lua,
Dhaiwat10/x402-sovereign ⭐63 TypeScript Self-hosted x402 facilitator.
auscaster/frantic-board ⭐61 Shell HELP WANTED: AI AGENTS. Real bounties, real money, every payout sealed to a public ledger. The notic
AnkanMisra/MicroAI-Paygate ⭐61 TypeScript A high-performance, crypto-monetized AI microservice architecture implementing the x402 Protocol
eltociear/awesome-molt-ecosystem ⭐59 Dockerfile The brutally honest map of where AI-agent money actually flows. 51 rounds, 137 angles, 230+ platform
darkresearch/mallory ⭐52 TypeScript Opinionated React Native crypto x AI chat app boilerplate with embedded wallet support, conversation
bitrouter/x402-kit ⭐52 Rust A fully modular, framework-agnostic, easy-to-extend SDK for building complex X402 payment integratio
aaronjmars/tweazy ⭐48 TypeScript The best way to monetize AI applications & MCP, using x402, CDP Smart Wallets & Paymaster
nerochain/nero-x402 ⭐47 TypeScript The first AA-native x402 payment stack on NERO Chain — facilitator, SDK, audited settlement contract
abdokhalil5555/AgenticDeFi-Trainer ⭐43 Python Autonomous AI Agent Swarm framework with x402 self-executing wallets. Empowers LLM-driven agents to
IACKuchau/AgenticDeFi-Trainer ⭐40 Python Autonomous AI Agent Swarm framework with x402 self-executing wallets. Empowers LLM-driven agents to
david-dacruz/engrave-protocol ⭐40 HTML The first SOL to BTC MCP Server for AI agents powered by x402 - Building in public everyday on lives
BofAI/x402 ⭐38 Python x402 payments protocol
josevapriambudi111-cyber/AgenticDeFi-Trainer ⭐36 Python Autonomous AI Agent Swarm framework with x402 self-executing wallets. Empowers LLM-driven agents to
quiknode-labs/x402-rails ⭐36 Ruby Accept instant blockchain micropayments in your Rails applications using the x402 payment protocol.
Eversmile12/X402-audio-to-audio ⭐35 Python Transmits signed USDC payments over sound using a custom OOK audio modem with Goertzel detection. Co
Dark-Brain07/PayForApi ⭐34 TypeScript No description.
noxxix/AgenticDeFi-Trainer ⭐33 Python Autonomous AI Agent Swarm framework with x402 self-executing wallets. Empowers LLM-driven agents to
skalenetwork/machinepal ⭐33 C++ The Cloud-Native MCP and X402 Gateway to Run and Monetize your AI Agents and Services, as well as op
ialapont9/AgenticDeFi-Trainer ⭐31 Python Autonomous AI Agent Swarm framework with x402 self-executing wallets. Empowers LLM-driven agents to
bit-gpt/h402 ⭐31 TypeScript HTTP 402 is the web-native standard for payments. A frictionless machine-to-machine protocol that al
lojo64945-beep/AgenticDeFi-Trainer ⭐30 Python Autonomous AI Agent Swarm framework with x402 self-executing wallets. Empowers LLM-driven agents to
liergou2332/AgenticDeFi-Trainer ⭐30 Python Autonomous AI Agent Swarm framework with x402 self-executing wallets. Empowers LLM-driven agents to
wienerlabs/covenant ⭐30 TypeScript The payment rail AI agents use to get paid without human approval. Optimistic settlement on @solana.
mark3labs/x402-go ⭐30 Go Go implementation of the x402 payment protocol
nikoSchoinas/routeweiler-python-sdk ⭐29 Python The neutral micropayment router for autonomous agents. A single HTTP client that intercepts '402 Pay
tenequm/skills ⭐29 Python Agent skills for building, shipping, and growing software products
quiknode-labs/x402-payments ⭐28 Ruby Ruby gem for generating signed payment HTTP headers and links using the x402 protocol.
Libertai/libertai-agents ⭐28 TypeScript Plugins & tools to build self-sustaining & autonomous AI Agents on Aleph Cloud and LibertAI
murrlincoln/anet ⭐27 TypeScript On-chain economy stack for autonomous AI agents — ERC-8004 identity, ERC-8128 signing, X402 payments
PercolatorFinance/ProwlFinance ⭐26 TypeScript Private rails for the agentic economy on Solana.
Fewsats/proxy402 ⭐26 Go URL shortener
xgrain402/xgrain402-sdk ⭐24 TypeScript xgrain402 delivers production-ready payment processing capabilities built specifically for the BSC e
Parad0x-Labs/openclaw-skills ⭐23 Python Encrypted vault, ZK settlement archiving, x402 payment receipts, Agent Passport binding, and Solana
Parad0x-Labs/openclaw-vault ⭐23 Python Encrypted vault, ZK settlement archiving, x402 payment receipts, Agent Passport binding, and Solana
xgrain402/xgrain402-scan ⭐23 TypeScript xgrain402-scan provides comprehensive insights into our growing BSC ecosystem
edgeandnode/ampersend-sdk ⭐23 TypeScript Tooling for building applications with x402 payment capabilities. Supports buyer and seller roles.
eep-dev/EEP ⭐22 TypeScript An open standard for push-based, verifiable communication between digital entities and agents that f
lopushok9/Agent-Layer ⭐22 Python A wallet for agents. Make payments via x402, use stablecoins, swap assets, earn yield with defi and
nirholas/x402-deploy ⭐22 TypeScript Turn any API or MCP server into a paid service with x402
mission69b/t2000 ⭐21 TypeScript Agentic finance infrastructure.

+1057 more in this category — browse all on mpp.best.

🤖 AI Agent Payments

Project Stars Language Description
Forsy-AI/agent-apprenticeship ⭐1,035 The living ecosystem where AI agents run automated workflow loops on any task, improve through execu
adrianhihi/helix ⭐821 TypeScript Self-healing infrastructure for AI agent payments. 90.3% auto-recovery.
omnuron/omniclaw ⭐573 Python The first agentic payment network: policy-controlled, gasless, and real money-ready. OmniClaw CLI +
worldliberty/agentpay-sdk ⭐548 Rust An open SDK for agentic payments. Let AI agents make payments, hold funds, and move money across cha
AmeNetwork/aser ⭐468 Python Aser is a lightweight, self-assembling AI Agent frame.
Scottcjn/Rustchain ⭐459 Python DePIN for Vintage Hardware — Proof-of-Antiquity blockchain where old machines outmine new ones. AI-p
codespar/mcp-dev-latam ⭐254 JavaScript Open-source MCP servers for Latin American commerce — Pix, NF-e, banking, fiscal, logistics, and mes
Swival/swival ⭐217 Python A small, powerful, open-source CLI coding agent that works with open models.
Scottcjn/beacon-skill ⭐210 Python Beacon - agent-to-agent pings with optional RTC value attached (BoTTube/Moltbook/RustChain + UDP bus
damianvtran/local-operator ⭐206 Python AI agents platform that gives you a workspace with an integrated team of personal assistants that ca
medusajs/medusa-agent-skills ⭐192 Agent skills and commands for Medusa best practices and conventions.
bitrouter/bitrouter ⭐188 Rust An open-source agentic LLM gateway & router that cost-optimize your agentic workflows in your way. w
Scottcjn/rustchain-mcp ⭐97 Python MCP server for RustChain blockchain and BoTTube video platform — AI agent tools for earning RTC toke
damoahdominic/awesome-agentic-commerce ⭐79 Agentic commerce is the shift from people clicking buy buttons to AI agents acting, deciding, negoti
AgentAnycast/agentanycast ⭐79 Shell Connect AI agents across any network — zero config, encrypted, skill-based routing
kushneryk/join.cloud ⭐64 TypeScript Join.cloud lets AI agents work together in real-time rooms. Agents join a room, exchange messages, c
DROOdotFOO/raxol ⭐62 Elixir Write one app, render it to a terminal, a browser, or as agent tools. The terminal for your Gundam.
Eversmile12/create-8004-agent ⭐51 TypeScript npx CLI that scaffolds blockchain-registered AI agents with on-chain identity (ERC-8004), A2A commun
abhishekgahlot2/codex-claude-bridge ⭐48 TypeScript Bidirectional bridge between Claude Code and OpenAI Codex CLI. Built on Claude Code Channels. Two AI
ChaosChain/chaoschain-genesis-studio ⭐40 Python ChaosChain Genesis Studio: The first end-to-end commercial prototype for ERC-8004. Demonstrating on-
vje013/darwin-agentic-cloud ⭐34 Python Verifiable and free cloud compute for AI agents. webMCP + MCP native. Check out our sandboxed Beta +
Weaverse/shopify-hydrogen-skills ⭐34 TypeScript Dedicated agent skills for building, upgrading, and maintaining Shopify Hydrogen storefronts — works
OrcaQubits/agentic-commerce-skills-plugins ⭐33 Python Skills & plugins for agentic commerce : UCP, ACP, AP2, A2A, WebMCP, Magento 2, BigCommerce, WooComme
magebitcom/magento2-agentic-commerce-module ⭐28 PHP Agentic Commerce integration for Magento 2 / Adobe Commerce (In progress)
ch4r10t33r/sentrix ⭐26 Rust Autonomous Agentic Coordination Framework (WIP)
lily-protocol/Lily-Protocol ⭐25 Lily Protocol is an on-chain financial infrastructure built on the Stellar network that enables AI a
johnvouros/skillmaxxing ⭐24 Shell Multi-agent AI system where autonomous agents collaborate, compete, and execute tasks in a shared, o
Summoner-Network/summoner-agents ⭐24 Python A collection of Summoner clients and agents featuring example implementations and reusable templates
capiscio/a2a-demos ⭐23 Python Demo agents showcasing CapiscIO Agent Guard and MCP Guard — trust badges, identity verification, and
nMaroulis/awesome-a2a-libraries ⭐22 A curated list of Agent-to-Agent (A2A) libraries and SDKs, organized by programming language.
HUA-Labs/tap ⭐19 TypeScript Cross-vendor agent-to-agent protocol — Claude, Codex, and Gemini communicate via file-based P2P mess
im-knots/the-academy ⭐15 TypeScript A Socratic dialogue engine for AI agents.
bitrefill/awesome-agentic-payments ⭐14 A curated list of protocols, specs, SDKs, and tools powering the emerging agentic commerce stack.
loka-network/loka-p2p-lnd ⭐11 Go Loka AI Agentic Payment P2P Lightning Node ⚡️ is built natively on top of the established Bitcoin Li
Nolpak14/agorio ⭐10 TypeScript The open-source toolkit for building AI commerce agents using UCP and ACP protocols
akudo7/kudosflow ⭐10 TypeScript Visual workflow editor for building node-based AI agent workflows with drag-and-drop interface, A2A
kartojal/openvps ⭐10 Rust MPP-powered VPS hosting - AI agents pay for compute via Machine Payments Protocol
loyal-labs/loyal-app ⭐9 TypeScript Loyal — open-source Solana wallet. Smart-account guardrails for AI agents, private transfers and yie
liminalshruti/liminal-agents ⭐9 JavaScript Three bounded agents (Analyst, SDR, Auditor) that do agency-priced B2B work locally. Each refuses ou
OrcaQubits/awesome-agentic-commerce ⭐9 A curated list of awesome Agentic commerce, Universal Commerce Protocol (UCP), Agentic payments prot
AnirudhDabas/shelf ⭐8 TypeScript autonomous search optimization for shopify
keep-starknet-strange/starkclaw ⭐8 TypeScript Starknet mobile agent wallet built for bounded delegation: session keys, policy guardrails, and audi
sibyl-oracles/onit ⭐8 Python OnIt is an AI agent framework for automation.
viftode4/trustchain ⭐7 Rust TrustChain - decentralized trust for AI agents. Rust core, QUIC P2P, transparent proxy, MCP server,
SoulPass-AI/soulpass-cli-skill ⭐7 Hardware-secured Solana wallet, trading terminal, and agent identity layer for AI agents. Jupiter DE
bhakthan/AI_Agent_School ⭐7 TypeScript An interactive educational platform for understanding AI agents
vishalmysore/ap2java ⭐7 Java A Java implementation of Google's Agent Payments Protocol (AP2) built on top of a2ajava.
mnemopay/mnemopay-sdk ⭐6 TypeScript Trust & reputation layer for AI agents. Agent Credit Score (300-850) + Merkle-anchored ledger + beha
aegisplaceprotocol/aegisplace ⭐6 TypeScript Aegis is a marketplace where AI agents pay for on-chain skills via instant USDC micropayments, with
kkdai/linebot-ap2 ⭐6 Python LINE Bot with Google AP2 (Agent Payments Protocol) demo
anatolykoptev/openclaw-a2a-bridge ⭐6 JavaScript A2A protocol bridge plugin for OpenClaw — agent card, JSON-RPC endpoint, and remote agent tools
betterclever/zimppy ⭐6 Rust Zcash Machine Payments Protocol — private payments for AI agents
NightFury02/ClawTeam ⭐6 TypeScript Connect OpenClaw agents across teams and enterprises to share, discover, and collaborate on custom a
Kingnanaweb3/stoa-protocol ⭐5 HTML Stoa Protocol — The settlement layer for cross-chain AI agents. Stoa enables AI agents operating on
DXmakers/lance ⭐5 TypeScript A next-generation freelancer marketplace on Stellar. Features Soroban smart contract escrow, instant
Calhooon/dolphinmilk ⭐5 Rust Autonomous AI agent that pays for its own LLM inference via BSV micropayments. Every action becomes
word-x/SucShop ⭐5 A lightweight, SEO/GEO-ready online store for the AI era SucShop helps small businesses build succes
Kirushikesh/a2a-deep-research ⭐5 Python A deep research agent implementation using Google's Agent-to-Agent (A2A) framework with Model Contex
Agastya910/agent-escrow-protocol ⭐5 JavaScript A trustless on‑chain credit score + escrow protocol for autonomous agent payments using USDC on Base
SupplyGraphAI/supplygraph-ai ⭐5 AI-native Agentic AI platform for customs & HTS classification, tariff analysis, trade compliance an
Big-Immersive/xbpp-sdk ⭐5 TypeScript @vanarchain/xbpp — Execution Boundary Permission Protocol SDK for AI agent payments
marchantdev/agent-protocol ⭐4 TypeScript The first trustless agent-to-agent payment protocol on Solana. AI agents transact, verify, and settl
danielrosehill/Agent-Junction ⭐4 TypeScript Ephemeral agent-to-agent communication relay for agentic CLIs (localhost or intra-LAN). MCP.
yb48666-ctrl/ORBEXA ⭐4 ORBEXA - AI Commerce Infrastructure | Enable AI agents to shop for users through UCP/ACP/MCP protoc
bartlomiej-makina/ap2-nextjs-stripe ⭐3 TypeScript Complete, working implementation of Google's Agent Payments Protocol (AP2) with real A2A message exc
0xOsiris/mpp-agentkit ⭐3 Rust World Agent Kit Library for the Machine Payments Protocol
cryptofelon/TemPetals ⭐3 TypeScript Agent-powered flower delivery via the Machine Payments Protocol (MPP).
Handshake58/HS58 ⭐3 TypeScript AI Provider Templates & Docs for Handshake58 — Bittensor Subnet 58 powered by DRAIN Protocol
squidbay/squidbay ⭐3 CSS AI agent skill marketplace - where agents buy and sell capabilities from each other
agirails/n8n-nodes-actp ⭐3 TypeScript n8n community node for AGIRAILS ACTP (Agent Commerce Transaction Protocol) - enables AI agent paymen
laundromatic/shopgraph ⭐3 TypeScript The extraction API that shows its work. Product data extraction with per-field confidence scoring an
tonbistudio/agentpay-solana ⭐3 TypeScript AgentPay SDK for Solana — self-custodial, policy-aware wallet operations for AI agents
webvijayi/instant-checkout-via-acp-agentic-commerce-for-woocommerce ⭐2 PHP Enable 'Buy it in ChatGPT' for your WooCommerce store using the Agentic Commerce Protocol (ACP). Sea
ben4mn/SDAP ⭐2 Python Secure Digital Agent Protocol — HTTPS for AI agent communication. Cryptographic identity, mutual aut
splitmerge420/aluminum-os ⭐2 TypeScript Aluminum OS — The AI-Native Operating System. Agent Control Plane, SHELDONBRAIN LLM Memory, MCP Gove
timmeck/nexus ⭐2 Python The AI-to-AI Protocol Layer that catches unreliable agent outputs before they cost you money. Claim-
capiscio/capiscio-mcp-python ⭐2 Python CapiscIO MCP Guard - Secure your MCP tools with agent-to-server authentication, authorization, and a
ark-forge/trust-layer ⭐2 Python Certifying proxy for agent-to-agent transactions — SHA-256 proof chain, Ed25519 signatures, RFC 3161
agirails/openclaw-skill ⭐2 TypeScript Official OpenClaw skill for AI agent payments via ACTP protocol
teckedd-code2save/agentmart ⭐1 TypeScript ⚡ Autonomous AI agent economy — agents hire agents, pay each other, and get work done. Built on MPP

+69 more in this category — browse all on mpp.best.

🧩 MCP Payments

Project Stars Language Description
remit-md/mcp ⭐0 TypeScript DEPRECATED — Use pay CLI instead (cargo install pay-cli)
leigents/mpp-mcp ⭐0 TypeScript Turn your MCP server tools into paid endpoints using the Machine Payments Protocol
npm:@leigents/mcp ⭐0 Turn your MCP server tools into paid endpoints using the Machine Payments Protocol

👛 Wallets & Keys

Project Stars Language Description
tempoxyz/wallet ⭐45 Rust Command-line wallet and HTTP client for the Tempo blockchain, with built-in Machine Payments Protoco
MuKnSys/salesforce-programmable-wallets ⭐13 Apex Programmable Wallets for Salesforce, powered by Circle Programmable Wallets, is an open source solut
tonbistudio/ClawMPP ⭐5 TypeScript Machine Payments Protocol integration for OpenClaw — one wallet, every AI service, no API keys
dharmanan/Tempo-Testnet ⭐1 TypeScript Demo UI for Tempo Moderato Testnet (wallet, faucet, transfers, issuance, DEX)
lucyy66/tempo-multisig-wallet ⭐0 Solidity M-of-N multi-signature wallet for Tempo blockchain. TIP-20 stablecoin payments with memo, auto-execu
douglasborthwick-crypto/mppx-token-gate ⭐0 TypeScript Condition-based access for MPP routes using signed wallet attestations — 33 chains, no RPC managemen
npm:@insumermodel/mppx-token-gate ⭐0 Token-gate mppx routes using signed wallet attestations — 32 chains, no RPC management
npm:@ambosstech/lightning-mpp-adapter-nwc ⭐0 Nostr Wallet Connect (NIP-47) adapter for the Lightning MPP SDK

💵 USDC & Stablecoins

Project Stars Language Description
anypay/anypayx.com ⭐4 TypeScript Whether you're running an online store or a retail location, we have the tools you need to start acc
DAIPAY/Daipay ⭐2 CSS Daipay is a Maker DAI based Open-source stable cryptocurrency payment processor with shopping cart
element36-io/ocw-ebics ⭐2 Rust This is a Polkadot Fiat on and off ramp (fully bidirectional), provided by an Off-Chain-Worker (OCW)
plasmadlt/PlasmaDLT-mainet ⭐2 PlasmaDLT Mainet Set-up Guide
repaya/client-js ⭐2 TypeScript Typescript client library for repaya.io web3 payment APIs
rebulon/tempo-app ⭐1 JavaScript Web app on Tempo Moderato testnet: passkey auth, DEX swaps, TIP-20 tokens, payments with memo
mmpotulo28/paymezar-v2 ⭐1 TypeScript No description.
Ujjwal-N/nba-bets ⭐0 Python Real-time NBA micro-betting with on-chain USDC settlement via Tempo and MPP (Machine Payments Protoc
lgcarrier/xrpl-mpp-stack ⭐0 Python Python-first XRPL implementation of the Machine Payments Protocol (MPP) — charge + session intents o
cepuyut/paid-image-api ⭐0 HTML Pay-per-request AI image generation powered by Tempo Machine Payments Protocol (MPP). Live on mainne
lucci-xyz/stablecoin-acceptance-ledger ⭐0 Python A tiny, public registry of merchants and their stablecoin payment capabilities, plus a minimal API a
rzadrzi/tronizer ⭐0 Python Tronizer: lightweight TRON (TRC-20) payments API — micropayments, webhooks, 24/7 settlement, no char
caria-wei/nuvo-verify-developer-inbound ⭐0 Python Developer starter pack for stablecoin payment webhooks, deterministic reconciliation, and auditable

💳 Payments & Infrastructure

Project Stars Language Description
wevm/mppx ⭐147 TypeScript TypeScript Interface for Machine Payments Protocol
tempoxyz/mpp-specs ⭐84 Python Specifications for the Machine Payments Protocol - powered by the "Payment" HTTP authentication sche
tempoxyz/mpp-rs ⭐83 Rust Rust SDK for the Machine Payments Protocol
tempoxyz/mpp ⭐71 TypeScript Website for the Machine Payments Protocol
stripe-samples/machine-payments ⭐49 Python No description.
tempoxyz/pympp ⭐38 Python Python SDK for the Machine Payments Protocol
starc007/mppx-proxy ⭐4 TypeScript A reverse proxy that wraps any existing HTTP API with MPP payment gating — zero code changes on the
ASGCompute/stellar-mpp-payments-skill ⭐3 Shell ASG Card community skill for building Machine Payments Protocol flows on Stellar
MoveIndustries/mpp-movement ⭐2 Rust Rust SDK for the Machine Payments Protocol (MPP) on Movement Network
Dexter-DAO/dexter-mpp ⭐1 TypeScript Managed Solana settlement and streaming sessions for the Machine Payments Protocol
p1rallels/pi-mpp ⭐0 TypeScript Machine Payments Protocol extension for Pi
delineas/mpp-one-payment ⭐0 TypeScript Machine Payments Protocol TypeScript SDK Example
GoPlausible/algorand-mpp-sdk ⭐0 TypeScript Algorand payment method for the Machine Payments Protocol.
crumb-trail/mpp-sdk ⭐0 TypeScript MegaETH payment method for the Machine Payments Protocol (MPP)
armsteadj1/mpp-card-charge-demo ⭐0 TypeScript Interactive demo of the Machine Payments Protocol (MPP) card charge flow
ashucoder9/mpp-avalanche ⭐0 HTML MPP (Machine Payments Protocol) streaming payment channels on Avalanche C-Chain
TesseraeVentures/mpp-ton ⭐0 TypeScript TON payment method for the Machine Payments Protocol (MPP) — pay for APIs with TON
vikram14s/mpp-bundler ⭐0 Shell Claude Code plugin that scaffolds MPP (Machine Payments Protocol) billing into any API project
charliebot87/mpp-xpr ⭐0 TypeScript XPR Network payment method for MPP (Machine Payments Protocol) — zero gas fees, sub-second finality
nktkt/mpp-rs ⭐0 Rust Hardened fork of mpp-rs: Rust SDK for the Machine Payments Protocol (MPP) with security fixes and pe
nitishxyz/mppx-solana ⭐0 TypeScript Solana payment method for the Machine Payments Protocol. Accept SOL and SPL token
Abstract-Foundation/mpp-abstract ⭐0 TypeScript MPP (Machine Payments Protocol) on Abstract — custom mppx payment method plugin with charge + sessio
daimo-eth/machine-payments ⭐0 TypeScript Any-to-any machine payments
raycashxyz/mpp ⭐0 TypeScript Machine Payments Protocol SDK — pay-per-call API monetization with confidential payment channels
mpcp-protocol/mpcp-policy-authority ⭐0 TypeScript Deployable Policy Authority service for the Machine Payment Control Protocol
ifavo/mega-mpp-sdk ⭐0 TypeScript MegaETH payment methods for the Machine Payments Protocol, with charge and session flows for server
GitGuideHub/tempo-tip20-test ⭐0 Solidity Testing TIP-20 token standard on Tempo testnet with payment-oriented use cases (memo, approve, trans
Tempo-Kit/Payment-Lane-Eligibility-Checker ⭐0 TypeScript CLI-first Tempo checker for TIP-20 payment compatibility, USD-denominated fee validation, memo check
leigents/mppx-rate-limit ⭐0 TypeScript Rate limiting middleware for MPP (Machine Payments Protocol)
freedomfighter-007/MPP_Visa-TAP_PoC ⭐0 TypeScript Stripe/Tempo Machine Payments Protocol (MPP) + Visa TAP Proof of Concept
npm:@solana/mpp ⭐0 JavaScript/TypeScript Solana payment method for the MPP protocol
npm:@axobot/mppx ⭐0 JavaScript/TypeScript Lightning-native Machine Payments Protocol SDK with pluggable payment adapters
npm:@tempo-reconcile/sdk ⭐0 JavaScript/TypeScript TIP-20 payment reconciliation SDK for Tempo blockchain
abhay/tollbooth ⭐0 Rust Solana payment gateway — MPP protocol, gasless fee relayer, axum middleware & reverse proxy
nobodyOLD/Tempo-dapp ⭐0 TypeScript Financial Freedom on Tempo Secure, fast, and production-grade smart vault and escrow services. Optim
joy8296/Tempo ⭐0 Financial Freedom on Tempo Secure, fast, and production-grade smart vault and escrow services. Optim
npm:@taskforest/dark-forest ⭐0 Dark Forest payment helpers for TaskForest: MPP wrapper, PER delegation, and settlement utilities
npm:@0xsquid/mpp ⭐0 Cross-chain payment adapter for Tempo using Squid Router
npm:@stableyard/mppx-stableyard ⭐0 Stableyard payment method for the Machine Payments Protocol (MPP). Any chain in, any chain out, fiat
npm:@ambosstech/lightning-mpp-sdk ⭐0 Lightning Network payment method for Machine Payments Protocol (MPP)
npm:@goplausible/algorand-mpp-sdk ⭐0 Algorand payment method SDK for the MPP protocol
npm:@moldy/mega-mpp-sdk ⭐0 MegaETH payment method for the Machine Payments Protocol.

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1352 curated projects · auto-generated from mpp.best on 2026-07-01. Maintained by mpp.best — the AI payments & x402 directory.

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A curated list of open-source AI agent payment & x402 projects, SDKs and tools. Full directory at mpp.best

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