Showing 397 open source projects for "payment"

View related business solutions
  • $300 Free Credits to Build on Google Cloud Icon
    $300 Free Credits to Build on Google Cloud

    New customers can spin up VMs, build with AI, and query data at no cost.

    Put your $300 in credit toward real workloads, then keep building with free monthly usage for 20+ products. No commitment and no charge until you upgrade.
    Start Free
  • Fully Managed MySQL, PostgreSQL, and SQL Server Icon
    Fully Managed MySQL, PostgreSQL, and SQL Server

    Automatic backups, patching, replication, and failover. Focus on your app, not your database.

    Cloud SQL handles your database ops end to end, so you can focus on your app.
    Start Free
  • 1
    Customer Self-Service For All Shopkeeper

    Customer Self-Service For All Shopkeeper

    The Free & Popular AbanteCart Web Software in Complete Virtual Machine

    This VM is created for 2 reasons: 1. Very little initial setup work required to make a Customer Self-Service Desk Live For All Shopkeepers, within minutes. 2. This system should keep running for Years, without requiring Updates / Breakages. If you are new to Virtual Machines, then please watch the Video below ( taken from my other project. just replace td with csep wherever mentioned ) After starting this VM, please login to its Control Panel with: Website Address:...
    Downloads: 1 This Week
    Last Update:
    See Project
  • 2
    VoltageOS for Realme GT Neo 2

    VoltageOS for Realme GT Neo 2

    Vanilla custom ROM with privacy enhancing features

    ...You have reached the gateway of a simplistic, no frills pure AOSP experience that will not let you down in getting through every day uninterrupted by inconveniences, with just the right dab of customization. Be it requiring safetynet for banking or payment apps to receiving the latest security patches from Google as soon as they're released, we've got you covered. It doesn't end there. Sit back, relax and let the system theme your device according to your preferences with Monet support. Step in and begin your journey with Voltage OS.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 3

    Addon Paypal For Contact Form 7

    Addon Paypal For Contact Form 7

    ...Once installed, it adds a new "PayPal" tab to the form settings, allowing you to configure payment-related options with ease. Multiple Payment Options : The add-on supports various PayPal payment options, such as "Buy Now" buttons, "Add to Cart" functionality, and "Donation" buttons, giving you flexibility in how you receive payments. https://wordpress.org/plugins/addon-paypal-for-contact-form-7/
    Downloads: 0 This Week
    Last Update:
    See Project
  • 4
    ProShop eCommerce Platform

    ProShop eCommerce Platform

    Shopping cart built with MERN & Redux

    ...The React frontend implements routing, global state, cart logic, checkout steps, reviews, search, and pagination so learners see a complete UX from browse to purchase. The codebase also walks through image uploads, third-party payment integration, and environment configuration suited for deployment. It’s designed as a reference you can extend—swap UI libraries, add coupons, connect different gateways, or move to a containerized deployment—without losing the core architecture.
    Downloads: 0 This Week
    Last Update:
    See Project
  • Go from Code to Production URL in Seconds Icon
    Go from Code to Production URL in Seconds

    Cloud Run deploys apps in any language instantly. Scales to zero. Pay only when code runs.

    Skip the Kubernetes configs. Cloud Run handles HTTPS, scaling, and infrastructure automatically. Two million requests free per month.
    Start Free
  • 5
    Chameleon-Mini

    Chameleon-Mini

    Versatile contactless smartcard emulator compliant to NFC

    ...The device is widely used in security testing, penetration testing, and academic research focused on wireless communication protocols and authentication systems. It supports multiple card types and codecs, enabling it to replicate real-world access cards, payment systems, and identification tokens. One of its most powerful capabilities is its ability to log and sniff RF traffic, which allows detailed inspection of communication between readers and cards. The project includes firmware, drivers, and software tools that enable configuration and interaction across different operating systems.
    Downloads: 3 This Week
    Last Update:
    See Project
  • 6
    KhadashPay

    KhadashPay

    The KhadashPay project is an open-source payment system.

    The KhadashPay project is my attempt to make a payment system from scratch. As for the customers of the store where the KhadashPay is deployed, Khadash pay doesn't keep any logs whatsoever and doesn't require a bit of your personal information to create an account. You can find the tutorials here: V2.0 (ESP32 Version): https://www.instructables.com/KhadashPay-V20/ V2.0 (Raspberry Pi Pico Version): https://www.instructables.com/KhadashPay-V20-Raspberry-Pi-Pico-Version/ V3.0 (STM32F401CCU6 Version): https://www.instructables.com/KhadashPay-V30-STM32F401CCU6-Version/ V3.0 (ESP32 Version): https://www.instructables.com/KhadashPay-V30/ V3.5 (ESP32 Version): https://www.instructables.com/KhadashPay-V35/ The version of the KhadashPay that stores the data in the cloud and allows you to operate several payment terminals is available on https://sourceforge.net/projects/khadashpay-firebase-edition/
    Downloads: 1 This Week
    Last Update:
    See Project
  • 7
    OpenbravoTech

    OpenbravoTech

    Openbravo ERP is an open-source enterprise resource planning (ERP)

    ...It features a web-based interface and runs on various platforms including Windows, Linux, and MacOS. It offers functions such as inventory management, sales reporting, customer management, and support for multiple payment methods. Openbravo POS is highly customizable and can be integrated with other systems such as accounting or e-commerce platforms. Offer Ongoing maintenance
    Downloads: 16 This Week
    Last Update:
    See Project
  • 8
    LBRY App

    LBRY App

    Browser and wallet for LBRY, the decentralized, user-controlled

    ...Build the future of content freedom. What if anyone in the world could publish a piece of digital content, anyone else in the world could access it, for free or for payment, and that entire system worked end-to-end without any centralized authority or point of control? Looking for API documentation, formal specifications, how-tos, resources, or the meaning of life? Find at least some of these things in the resources area. No matter your experience or skill level, you can progress content freedom. This repo contains the UI code that powers the official LBRY desktop app. ...
    Downloads: 1 This Week
    Last Update:
    See Project
  • 9
    Dujiaoka

    Dujiaoka

    Ecommerce platform focused on selling digital goods

    dujiaoka is an open-source e-commerce platform focused on selling digital goods like activation codes, prepaid cards, and serial keys. Built with Laravel and Vue.js, it features a sleek interface, robust backend, and multiple payment gateway integrations. It is often used for automated sales of digital products with real-time delivery.
    Downloads: 13 This Week
    Last Update:
    See Project
  • Build Agents and Models on One Platform Icon
    Build Agents and Models on One Platform

    Everything you need to build production-ready agents and models. Access 200+ Google and third-party AI models and tools.

    Gemini Enterprise Agent Platform is Google Cloud's comprehensive platform for developers to build, scale, govern, and optimize agents and models. Choose from Google's most advanced models and third-party models like Anthropic's Claude Model Family.
    Start Free
  • 10
    POSper

    POSper

    Get the new release!

    POSper is a Point Of Sale (POS) System designed for small businesses. We support a wide variety of hardware and databases. We stand committed to the principals of community, collaboration, and communication and welcome everyone who comes by.
    Downloads: 13 This Week
    Last Update:
    See Project
  • 11
    accountill

    accountill

    Fullstack open source Invoicing application made with MongoDB

    ...Send invoices, receipts, estimates, quotations and bills via email. Generate and send/download pdf invoices, receipts, estimates, quotations and bills via email. Set due date. Automatic status change when payment record is added. Payment history section for each invoice with record about payment date, payment method and extra note.
    Downloads: 5 This Week
    Last Update:
    See Project
  • 12
    architecture.taobao-alibaba

    architecture.taobao-alibaba

    Curated technical archive focused on the systems behind WeChat

    ...It is not an executable application, but a research repository that gathers presentations, papers, and architecture documents in one place. The collection covers backend evolution, distributed storage, messaging, social feeds, payment red packets, video delivery, push notifications, and high-concurrency design. Several documents examine PaxosStore and the consistency strategies used in large-scale services. Others explore performance optimization for hybrid apps, music products, and mobile web video. The repository is useful for engineers, architects, and students studying how production systems scale under massive demand.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 13
    MagSpoof

    MagSpoof

    A portable device that can spoof/emulate any magnetic stripe

    ...The repository should be treated as a security research artifact and handled only in lawful, authorized lab environments. Its main value is showing why stronger card technologies, cryptographic authentication, and modern payment protections are necessary.
    Downloads: 3 This Week
    Last Update:
    See Project
  • 14
    bitpay

    bitpay

    A secure Bitcoin and other crypto currencies wallet platform

    ...Secure assets with multi-sig and optional key encryption in BitPay’s non-custodial wallet. Seamlessly manage assets across platforms. Use multi-factor wallets to split payment authorization across up to 12 devices or trusted copayers for enhanced security. Find competitive prices on Bitcoin, Dogecoin, Ethereum, Litecoin, Bitcoin Cash, XRP and all major stable coins. Buy with a credit card or existing funds, then seamlessly swap coins at competitive rates without leaving the app. Turn crypto into dollars instantly. ...
    Downloads: 6 This Week
    Last Update:
    See Project
  • 15

    Addon Stripe with contact form 7

    Stripe with contact form 7 this plugin allow stripe payment gatway int

    One of the most popular and reliable solutions for processing online transactions is Stripe. Combining Stripe with Contact Form 7, a widely-used WordPress plugin for creating customizable forms, provides a seamless and robust payment processing solution. Contact Form 7 is a widely-used WordPress plugin that enables users to create and manage multiple contact forms on their website with ease. It is known for its flexibility, simple user interface, and customizable form fields, making it a top choice for website owners looking to gather information from their visitors. ...
    Downloads: 0 This Week
    Last Update:
    See Project
  • 16
    Knowledge payment system

    Knowledge payment system

    Build an exclusive knowledge payment platform for enterprises

    The paid knowledge function includes popular selection, online live broadcast, paid video, paid audio, paid reading and other marketing functions
    Downloads: 0 This Week
    Last Update:
    See Project
  • 17
    edge-TTS-record

    edge-TTS-record

    Tool that can record speech synthesis

    edge-TTS-record is a Windows-based tool that records speech synthesized by the Microsoft Edge browser’s online TTS voices and saves the result as .wav audio files. The idea is simple but effective: since Edge’s online TTS voices (such as “Xiaoxiao” or “Yunyang” for Chinese) are often high-quality, this tool provides a way to “capture” them offline for later use. Users can type or paste text, preview the speech, and then trigger the recorder; the system automatically captures the audio output...
    Downloads: 0 This Week
    Last Update:
    See Project
  • 18
    Education-online

    Education-online

    knowledge payment knowledge education, live broadcast education in one

    Wanyue online education online education, knowledge payment knowledge education, live broadcast education in one
    Downloads: 0 This Week
    Last Update:
    See Project
  • 19
    Function Point Analysis

    Function Point Analysis

    Progressive Function Point Analysis Workbook in Excel

    ...The architect/team returns detailed task list with estimated man hours per task making life easier for Project Managers with less guesstimates and proper business/technical process flows to justify estimates. Better Accountability: All work is accounted for in greater detail, ensuring payment. Task Bound: Every task identified and defined in a user story with well-planned set of functions Time Bound: Every task and user story has a pre-defined time limit for monitoring. Working Blueprint: Base design for development defined in Process steps. Team Involvement: Teams work together in counting process and thereby gain better insight into the project.
    Leader badge
    Downloads: 1 This Week
    Last Update:
    See Project
  • 20
    Robot Financial Advisor

    Robot Financial Advisor

    Analyze a public company financials

    ...The following fundamental indicators are NOT analyzed but you should still examine them before investing in a company: Management Team and Board of Directors, Dividend Payment Track Record, Company Integrity, Industry Changes, Saturation, Competition and Overconfidence NOT A CERTIFIED FINANCIAL ADVISOR!
    Downloads: 0 This Week
    Last Update:
    See Project
  • 21
    Demo Store with Commerce.js and Next.js

    Demo Store with Commerce.js and Next.js

    Commerce demo store built for the Jamstack

    ...The demo store leverages Commerce.js APIs to manage carts, checkout processes, customer authentication, and order handling without requiring a traditional monolithic backend. It also supports integrations with payment providers such as Stripe and includes preconfigured workflows for applying discounts, selecting shipping methods, and handling regional configurations.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 22
    Crater

    Crater

    Free & Open Source Invoice App for Freelancers & Small Businesses

    Crater is an open-source web & mobile invoicing app made especially for freelancers and small businesses. It's the complete invoicing solution you need, allowing you to track expenses and payments, calculate taxes, and create estimates and invoices. As both a web and a mobile app, Crater allows you to manage your invoices and keep track of everything even on the go. Crater's web application is made with Laravel & VueJS, while the mobile apps are built using React Native. Crater is a...
    Downloads: 4 This Week
    Last Update:
    See Project
  • 23
    Raiden Network

    Raiden Network

    Raiden Network

    ...It comes with an easy-to-use API and is compatible with the Ethereum ERC20 token standard. Incentivized, decentralized P2P live streaming with micropayments using Raiden, introducing “Proof-of-Stream-Payment”. The Raiden Network is an infrastructure layer on top of the Ethereum Blockchain. While the basic idea is simple, the underlying protocol is quite complex and the implementation non-trivial. Nonetheless the technicalities can be abstracted away, such that developers can interface with a rather simple API to build scalable decentralized applications based on the Raiden Network. ...
    Downloads: 1 This Week
    Last Update:
    See Project
  • 24
    Mastering the Lightning Network

    Mastering the Lightning Network

    Mastering the Lightning Network (LN)

    Mastering the Lightning Network is an O'Reilly Media book, by authors Andreas M. Antonopoulos (@aantonop), Olaoluwa Osuntokun (@roasbeef), Rene Pickhardt (@renepickhardt). It was published on Dec 21, 2021, in paperback and e-book, by O'Reilly Media. It is available everywhere that books are sold. This repository contains the manuscript of the book as published by O'Reilly Media, tagged as firstedition_firstprint. The book describes the Lightning Network (LN), a Peer-to-Peer protocol running...
    Downloads: 1 This Week
    Last Update:
    See Project
  • 25
    Myel pop

    Myel pop

    Run a point-of-presence within Myel

    Run a point-of-presence within Myel, the community-powered content delivery network. Our mission is to build a community powered content delivery network that is resilient, scalable, and peer-to-peer ↔️ to suit the long-term needs of Web3 applications. We're currently using Filecoin building blocks and are aspiring to make this library as interoperable as possible with existing Web3 backends such as IPFS. This library is still experimental so feel free to open an issue if you have any...
    Downloads: 0 This Week
    Last Update:
    See Project