47,133 repositories indexed
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Open source, composable payments platform | PCI compliant | SaaS and Self-host options | Enables connectivity to multiple payment, payout, fraud, vault and tokenization providers | Uplifts authorization with intelligent routing and revenue recovery | Reduce payment processing costs with cost observability | Reduces payment ops with reconciliation
FinceptTerminal is a modern finance application offering advanced market analytics, investment research, and economic data tools, designed for interactive exploration and data-driven decision-making in a user-friendly environment.
Open Source Metering and Usage Based Billing API ⭐️ Consumption tracking, Subscription management, Pricing iterations, Payment orchestration & Revenue analytics
Bindu: The identity, communication, and payments layer for AI agents.
High-performance TensorFlow library for quantitative finance.
FinRL-X: An AI-Native Modular Infrastructure for Quantitative Trading
A self-hosted UPI & COD payment gateway with zero per-transaction platform fees, universal JavaScript checkout integration, dynamic QR payments, WhatsApp OTP authentication, and automated payment verification.
TranslatedA lightweight USDT/USDC payment gateway with multi-chain support, integration guides, SDK documentation, and merchant demos.
Super simple PDF invoicing
Modern & private time tracking for macOS & Windows. No cloud, no registration, no paywall. Just download and track your work hours 100% offline.
Self-hosted restaurant POS with tables, kitchen display, reservations, QR ordering, loyalty and local-network operation.
SaaS boilerplate/starter-kit in Go+React with Stripe integration, multi-tenant support, comprehensive features and AI-agent ready
💸 Crypto Payments straight to your wallet. DePay simplifies Web3 integration for developers, harnessing DeFi to accept any token effortlessly. Integrate frictionless, real-time token conversion with sleek, customizable widgets designed for seamless user experience.
Adyen API Library for .NET
From Idea to Execution - Manage your trading operation across a distributed cluster
Complete, dependency-free Go client for the YNAB API — 44 operations, exact integer money, first-class delta sync, contract-tested. Unofficial.
Flare is a lightweight, developer-friendly Swift framework that simplifies working with in-app purchases. It provides a clean, unified API over StoreKit and StoreKit 2, includes async/await-ready workflows, and offers built-in UI components for a seamless integration experience.
Parameter Optimization for Lean Algorithms
A small repo to help SaaS devs build a LemonSqueezy integration with Pocketbase
The PayPal Server SDK provides integration access to the PayPal REST APIs.
Rails integration for Ripple payment notifications.
Golang SDK for Dusupay payment gateway API (Unofficial)
Fasapay payment gateway XML API Client for Go (Unofficial)