Open Source Alternatives to Nbpay
60 open source Fintech options similar to Nbpay, ranked by named competitors first, sector overlap, and our 0-100 AI-readiness score. Each profile notes license and self-hosting where we have it.
Lava Payments36FintechLondon, United Kingdom$7.8MLava Payments is a fintech startup providing a payment orchestration platform for businesses to manage and optimize their payment flows.
Open source
Kima50BlockchainTel Aviv, Israel$6.7MFintech protocol for universal liquidity, fixing DeFi interoperability by uniting fragmented blockchains and assets.
Open source
Forter85FintechNew York, United States$550.0MForter provides an AI-powered trust platform for digital commerce, preventing fraud and abuse while maximizing revenue.
Open source
Plaid74FintechSan Francisco, United States$734.3MPlaid provides a data transfer network powering fintech and digital finance products.
Open source
- KEKeeta Network48BlockchainSanta Monica, United States$34.0M
A high-performance Layer 1 blockchain network connecting payment systems for efficient, compliant global asset transfers.
Open source
Horizon Blockchain Games47FintechToronto, Canada$10.0MBuilding the infrastructure for the onchain internet with smart wallets and cross-chain payments.
Open source
KNAV35Financial ServicesAtlanta, USA$1.0MAI-powered platform for financial services.
Open source
PayAI15FintechDecentralized payment infrastructure and marketplace for AI agents to transact and monetize services.
Open source
Aemetis15Climate TechCupertino, United StatesAemetis is a renewable fuels and biochemicals company focused on low-carbon solutions like RNG and SAF.
Open source · Self-hostable
- X4x402.org10EdTech
An open, neutral standard for internet-native payments, enabling programmatic payments directly within HTTP requests.
Open source
- LOLobster.cash9Fintech
Secure payment solution for AI agents using virtual credit cards and stablecoins.
Open source
OpenAI84Artificial IntelligenceSan Francisco, United States$190.6BOpenAI is an AI research and deployment company dedicated to ensuring that artificial general intelligence benefits all of humanity.
Open source
Bloomberg L.P.82FintechNew York, United States$60.1BGlobal financial, software, data, and media company providing real-time information and analytics.
Open source
Shopify78E-commerce PlatformOttawa, Canada$122.3MShopify provides a leading e-commerce platform that enables businesses of all sizes to create online stores, manage products, process payments, and fulfill orders, simplifying digital sales globally.
Open source
Razorpay73FintechBengaluru, IndiaA leading payment gateway and financial services platform for businesses in India.
Open source
Rapyd73PaymentsLondon, United Kingdom$1.3BGlobal fintech-as-a-service platform enabling businesses to accept, send, and manage funds worldwide.
Open source
StarkWare73BlockchainTel Aviv, Israel$180.0MDevelops blockchain scaling solutions using STARK technology for Ethereum-secure, fast, and seamless user experiences.
Open source
Rewire63FintechTel Aviv, Israel$57.0MOnline cross-border financial services platform for international workers and migrants.
Open source
Ownera58BlockchainTel Aviv, Israel$20.0MInteroperability solutions for tokenized assets, enabling secure and regulated digital securities trading.
Open source · Self-hostable
BitPay56FintechAtlanta, United StatesBitPay is a cryptocurrency payment service provider facilitating transactions for businesses and individuals.
Open source
Tweed54FintechNew York, United States$4.0MSelf-custodial key management and white-label wallets for platforms integrating Web3.
Open source
PPRO54FintechLondon, United Kingdom$150.0MGlobal payment infrastructure provider enabling businesses to accept and make payments worldwide.
Open source
Banked53FintechLondon, United Kingdom$2.0MA payment infrastructure company enabling account-to-account payments.
Open source
- SUSuperfluid Foundation49FintechZug, Switzerland$28.2M
Real-time finance infrastructure for Web3, enabling per-second value transfer and automated continuous payments.
Open source · Self-hostable
io.finnet47FintechTel Aviv, IsraelEnterprise blockchain and digital asset infrastructure for financial institutions.
Open source
Bluprynt47FintechNew York, United States$6.0MThe Compliance OS for Onchain Finance.
Open source
finitiOne27Loyalty ProgramsEnterprise loyalty and affinity program solution serving millions of users.
Open source
Tryledger23FintechAI-driven ledger management solutions for financial technology operations.
Open source
Traditional Payment Gateways (Stripe, PayPal)23FintechSan Francisco, United StatesA financial infrastructure platform offering payment processing, banking-as-a-service, and business tools for internet companies.
Open source
Faremeter22FintechOpen-source framework enabling autonomous AI agents to make frictionless web3 payments via web2 infrastructure.
Open source · Self-hostable
Clawpump19BlockchainA gasless token launchpad for AI agents on the Solana blockchain, enabling free token launches and automated transactions.
Open source
Libra13FintechGeneva, SwitzerlandA decentralized payment network and stablecoin project launched by Meta (formerly Facebook), aiming to provide a more inclusive global payment system.
Open source
- ATAtoZ Labs11Blockchain
Pioneering blockchain protocol integrating AI infrastructure for an open, community-driven AI ecosystem.
Open source · Self-hostable
Forgemesh11API PlatformProtocol-grade building blocks for the autonomous agent economy, enabling machine-to-machine commerce.
Open source
OpenkmsFintechHardware-backed signing API for autonomous trading agents on Solana and Cosmos.
Open source
VeritasforgeBlockchainLondon, EnglandVeritasforge provides a secure, auditable, and transparent platform for managing digital assets and intellectual property using blockchain technology.
Open source
- Agentx402Agentic AI
Cloud services that allow AI agents to provision and pay for themselves using crypto wallets.
Open source
FincharterFintechInnovative fintech solutions platform launching soon. Subscribe for updates.
Open source
eToro85FintechLimassol, Cyprus$524.0MeToro is a social investing platform enabling users to trade stocks, crypto, and ETFs, and copy top-performing investors.
Open source
DeepL82Artificial IntelligenceCologne, Germany$300.0MAI-powered language translation and writing assistant platform delivering highly accurate translations for individuals and enterprises.
Open source
Cursor77Artificial IntelligenceSan Francisco, United States$2.9BAn AI-native code editor that helps developers write, understand, and manage code more efficiently.
Open source
NemoClaw75Artificial IntelligenceAI-native growth co-founder for SEO, offering software and services for durable organic growth.
Open source · Self-hostable
Stripe, Inc.72BillingSouth San Francisco, United States$11.4BStripe, Inc. is an Irish-American multinational financial services and software as a service company dual-headquartered in South San Francisco, California, Unit
Open source
WekaIO70ComputingCampbell, United States$565.0MWEKA is a data platform for AI and HPC workloads, delivering extreme performance for GPU clusters, genomics pipelines, and data-intensive applications.
Open source
Pinecone69AI InfrastructureSan Francisco, United States$138.0MManaged vector database for building scalable, reliable, and accurate AI applications and search.
Open source
Stripes AI68FintechSouth San Francisco, United States$25.4MFinancial infrastructure platform enabling businesses to accept payments and manage global operations.
Open source
Orion Advisor Solutions67FintechOmaha, United States$223.0MTechnology platform for financial advisors to manage client relationships and operations.
Open source
Orkes62Artificial IntelligenceSanta Clara, USA$89.3MAgents and durable workflow orchestration platform for AI applications.
Open source
Wirex62FintechLondon, United Kingdom$15.0MUnified platform for managing digital wealth with crypto wallets, debit cards, and banking services.
Open source
Viktor62Artificial IntelligenceWarsaw, Poland$64.7MAn AI coworker that lives in Slack and Microsoft Teams and works across the tools companies already use.
Open source
Monad Labs62BlockchainNew York, United States$266.0MBuilding a high-performance, scalable blockchain with a novel execution environment.
Open source
Shift4 Europe61FintechAllentown, United States$160.0MCommerce enablement technology powering billions of transactions for businesses globally.
Open source
Solana61BlockchainSan Francisco, United States$195.5MHigh-performance blockchain powering decentralized applications and crypto projects.
Open source
Giskard60Artificial IntelligenceParis, France$2.5MEurope's first independent sovereign guardrail platform for enterprise AI agents.
Open source
Fair Isaac Corporation (FICO)60Financial ServicesBozeman, United StatesA global leader in data analytics and decision management software for financial services.
Open source
Iyzico58FintechIstanbul, Turkey$30.6MOnline payment gateway and financial services provider for businesses in Turkey and emerging markets.
Open source
Paid57Agentic AISan Francisco, United States$21.0MAll-in-one revenue engine for AI agents, handling pricing, subscriptions, billing, and renewals.
Open source
RevenueCat57FintechSan Francisco, United States$50.0MSubscription infrastructure for mobile apps, simplifying in-app purchases and subscriptions.
Open source
Catena Labs56Agentic AISan Francisco, United States$36.0MPioneering the first AI-native financial institution for autonomous AI agents.
Open source
- SASapiom55Agentic AISan Francisco, United States$15.8M
Sapiom provides a cloud platform enabling AI agents to access tools under a usage-based billing model.
Open source