Open Source Alternatives to Btczap

A non-custodial mobile platform for the P2P Lightning economy, enabling Bitcoin payments.

Open source

Aemetis is a renewable fuels and biochemicals company focused on low-carbon solutions like RNG and SAF.

Open source · Self-hostable

Shopify 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

Unified platform for managing digital wealth with crypto wallets, debit cards, and banking services.

Open source

BitPay is a cryptocurrency payment service provider facilitating transactions for businesses and individuals.

Open source

Fintech protocol for universal liquidity, fixing DeFi interoperability by uniting fragmented blockchains and assets.

Open source

Real-time finance infrastructure for Web3, enabling per-second value transfer and automated continuous payments.

Open source · Self-hostable

Building the infrastructure for the onchain internet with smart wallets and cross-chain payments.

Open source

Decentralized payment infrastructure and marketplace for AI agents to transact and monetize services.

Open source

A decentralized payment network and stablecoin project launched by Meta (formerly Facebook), aiming to provide a more inclusive global payment system.

Open source

An open, neutral standard for internet-native payments, enabling programmatic payments directly within HTTP requests.

Open source

Secure payment solution for AI agents using virtual credit cards and stablecoins.

Open source

Global fintech-as-a-service platform enabling businesses to accept, send, and manage funds worldwide.

Open source

A leading payment gateway and financial services platform for businesses in India.

Open source

Plaid provides a data transfer network powering fintech and digital finance products.

Open source

Online cross-border financial services platform for international workers and migrants.

Open source

Commerce enablement technology powering billions of transactions for businesses globally.

Open source

High-performance blockchain powering decentralized applications and crypto projects.

Open source

Online payment gateway and financial services provider for businesses in Turkey and emerging markets.

Open source

An open banking payment platform enabling real-time account-to-account payments globally.

Open source

Global payment infrastructure provider enabling businesses to accept and make payments worldwide.

Open source

A leading crypto finance house providing a global exchange, wallet, and institutional services.

Open source

A payment infrastructure company enabling account-to-account payments.

Open source

Self-custodial key management and white-label wallets for platforms integrating Web3.

Open source

Self-custody Bitcoin security and financial services for institutions.

Open source

Decentralized platform for creating and trading NFTs and DeFi products.

Open source

Your multichain crypto home base.

Open source

Personal blog and project portfolio showcasing technical projects in hardware hacking, software development, and vintage technology.

Open source

Lava Payments is a fintech startup providing a payment orchestration platform for businesses to manage and optimize their payment flows.

Open source

Decentralized synthetic dollar protocol providing a censorship-resistant, scalable, and capital-efficient alternative to traditional stablecoins.

Open source

Delivers mission-critical security integration and advanced surveillance solutions for national infrastructure and public safety.

Open source

Enterprise loyalty and affinity program solution serving millions of users.

Open source

A financial infrastructure platform offering payment processing, banking-as-a-service, and business tools for internet companies.

Open source

Open-source framework enabling autonomous AI agents to make frictionless web3 payments via web2 infrastructure.

Open source · Self-hostable

Protocol-grade building blocks for the autonomous agent economy, enabling machine-to-machine commerce.

Open source

Innovative fintech solutions platform launching soon. Subscribe for updates.

Open source

Cloud services that allow AI agents to provision and pay for themselves using crypto wallets.

Open source

Online payment gateway for businesses in Paraguay, offering QR, Tigo Money, and Personal Pay integrations.

Open source

Velocitypay offers a payment processing platform for businesses, focusing on seamless integration and efficient transactions.

Open source

eToro is a social investing platform enabling users to trade stocks, crypto, and ETFs, and copy top-performing investors.

Open source

Forter provides an AI-powered trust platform for digital commerce, preventing fraud and abuse while maximizing revenue.

Open source

Develops blockchain scaling solutions using STARK technology for Ethereum-secure, fast, and seamless user experiences.

Open source

Stripe, Inc. is an Irish-American multinational financial services and software as a service company dual-headquartered in South San Francisco, California, Unit

Open source

Subscription management and recurring billing platform for SaaS and e-commerce businesses.

Open source

Financial infrastructure platform enabling businesses to accept payments and manage global operations.

Open source

Leading blockchain developer platform providing infrastructure, APIs, and tools to build scalable Web3 applications.

Open source

Paddle is a comprehensive payments, tax, and subscription solution for SaaS companies.

Open source

Business banking.

Open source

A multi-chain crypto wallet providing secure asset management, trading, and embedded developer SDKs.

Open source

Global digital payments provider focused on remittances for immigrants and their families.

Open source

A payment service provider that simplifies online payments for businesses.

Open source

Web3 infrastructure company building the Sui Layer 1 blockchain for high throughput and low-cost transactions.

Open source

A multi-chain crypto trading aggregator for NFTs, tokens, and other digital assets.

Open source

Buy Now, Pay Later service enabling interest-free installment payments for consumers.

Open source

Comprehensive Web3 development platform providing SDKs, smart contract tools, and wallet infrastructure for developers.

Open source

High-performance blockchain for decentralized exchanges.

Open source

Next-generation crypto wallet secured by MPC, eliminating seed phrase vulnerability.

Open source

Building a high-performance, scalable blockchain with a novel execution environment.

Open source

A decentralized protocol for lending and borrowing cryptocurrencies.

Open source

Web3 growth suite for targeted user acquisition on social and web channels.

Open source