onramp

the onramp for pay-as-you-go decentralized storage on IPFS — SOL, USDFC, USDC, and x402 agent payments

Generate OSM augmented diffs from OSM change files without Overpass

Session material and information for the 2022 editon of the OnRamp program

Self-hosted AI memory layer (MCP server). Typed memory tables, hybrid search, session handoff. For Onramp + any MCP client.

Ramp-On, Ramp-Off Payment Gateway for Fiat-Cryptocurrency

AccelGuard is a MATLAB framework for real-time anomaly detection using accelerometer data. It analyzes three-axis readings to detect irregularities like free falls or machinery faults, with applications in wearable devices, industrial monitoring, robotics, and IoT systems, ensuring safety and operational efficiency.

MCP marketplace + non-custodial USDC <-> bank ramp for AI agents. Pay-per-call with x402; agents discover, pay and cash out with no accounts or API keys. npm: fiatdock-mcp

Decentralized P2P crypto-to-fiat marketplace

Starting point for the backend service mentioned in the Stripe tutorial from the Safe documentation.

10GO is a decentralized platform that bridges Mercado Pago and crypto with seamless onboarding, account abstraction, and zk-proofs. You've got it! ✊

Halliday is a web3 payments and agentic-workflow company (a16z crypto Series A) building the end-to-end onchain deposit platform. Its Agentic Workflow Protocol (AWP) lets developers compose high-level, AI-executable workflows behind immutable guardrails without writing smart-contract code.

Sponge builds financial infrastructure for the agent economy — wallets that let AI agents hold and spend money, and a gateway that lets businesses sell services directly to agents. The Sponge Wallet API gives an agent its own multi-chain crypto wallet with balances, transfers, swaps, cross-chain bridges, payment links, cards (including a…

Unstoppable Finance is the Berlin fintech behind Iron (iron.xyz), the Stablecoin Payment Network - fiat-to-stablecoin and stablecoin-to-fiat infrastructure for businesses. Founded as Unstoppable Finance GmbH and builder of the Ultimate self-custodial DeFi wallet, the company rebranded to Iron and was acquired by MoonPay in 2025.

Eldorado — El Dorado is a stablecoin-powered payments SuperApp for Latin America whose public API provides crypto onramp/offramp (buy and sell) infrastructure across Argentina, Brazil, Colombia, Peru, Bolivia, Panama, Paraguay, the Dominican Republic and more.

CryptoBridge — a fiat-to-crypto on-ramp concept that feels like your banking app. PSD2 bank link → slide euros into self-custodial crypto. Zero-build HTML/CSS/JS prototype.

Fiat on/off-ramps for Brazil and LATAM on Stellar: PIX ramps, a multi-anchor quote router, a regional stablecoin toolkit and x402 machine payments.

Grapes Finance — Grapes is an all-in-one embedded stablecoin onramp and offramp solution that simplifies and streamlines financial transactions. The API enables businesses and developers to integrate fiat-to-stablecoin and stablecoin-to-fiat transactions into their applications, services, and platforms, including buying and selling stablecoins…

Coinbase is a leading cryptocurrency platform providing trading, custody, and payment infrastructure for individuals, businesses, and institutions. The Coinbase Developer Platform (CDP) exposes a wide product surface across retail trading (Advanced Trade), professional and institutional trading (Exchange and Prime), merchant payments (Commerce)…

A backend project built using a Go REST API for managing fiat and crypto balance workflows.