Showing 294 open source projects for "php billing system"

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  • 1
    FOSSBilling

    FOSSBilling

    Empower your hosting business with FOSSBilling

    FOSSBilling is a free and open-source billing and client management solution tailored for online services businesses, particularly those in the web hosting space. It delivers a suite of tools that automate the creation and delivery of invoices, track payments, manage customer accounts, and handle service provisioning, all from a centralized web interface. Because it’s self-hosted and licensed under the Apache 2.0 license, organizations have full control over their data and can customize or extend the system to fit unique workflows or branding requirements. ...
    Downloads: 1 This Week
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  • 2
    SolidInvoice

    SolidInvoice

    Simple and elegant invoicing solution

    SolidInvoice is a simple open source general billing manager/ invoicing application made for small businesses and freelancers. It helps you manage clients, contacts, day-to-day billing and more so you can always get paid right and on time. SolidInvoice is capable of handling recurring invoices, quotes and estimates, as well as online payments. You can receive payments from a number of different gateways such as Paypal Express, Stripe Checkout, Be2bill and more. It also supports multiple...
    Downloads: 0 This Week
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  • 3
    Meteroid

    Meteroid

    Open-source pricing and billing infrastructure

    ...The system is written in Rust, emphasizing performance, reliability, and safety, making it suitable for production use in small startups up to large enterprises. Meteroid handles complexities like plan versioning, usage-based billing, re-invoicing, grandfathering of plans, experiments, and cost limiting — giving teams a robust billing backend without building one from scratch.
    Downloads: 0 This Week
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  • 4
    Invoice Ninja

    Invoice Ninja

    Free and Open Source Invoicing, Expenses & Time-Tracking

    Invoice Ninja is a free and open source invoicing, expenses and time-tracking app built with Laravel and Flutter. It offers a plethora of great features, including custom branded invoice design, recurring invoicing and auto-bill clients, real-time quote creation and custom proposals, expense reporting and so much more! Invoice Ninja is also capable of handling online payments from more than 40 payment gateways, including Stripe, PayPal and WePay. It also accepts payments using credit cards,...
    Downloads: 17 This Week
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  • 5
    Wallos

    Wallos

    Open-source, self-hostable personal subscription tracker

    Wallos is an open-source, self-hostable personal subscription tracker built to help you understand and control recurring expenses without relying on spreadsheets or paid budgeting platforms. It focuses on turning subscriptions into a clear, organized view of your financial commitments, helping you spot waste, anticipate upcoming charges, and plan your budget with fewer surprises. The app supports subscription management with due dates and payment schedules so you can keep track of what’s...
    Downloads: 2 This Week
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  • 6
    Open Source Point of Sale

    Open Source Point of Sale

    Open Source Point of Sale is a web based point of sale application

    Open Source Point of Sale (OSPOS) is a free and open-source point-of-sale system for small and medium-sized businesses. It helps manage sales, inventory, and customer data through a user-friendly web interface. OSPOS is highly customizable and supports barcode scanning, multi-language support, and detailed reporting, making it ideal for retail stores, restaurants, and small businesses seeking an affordable POS solution.
    Downloads: 87 This Week
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  • 7
    NexoPOS

    NexoPOS

    The base version of NexoPOS, which is a web-Based Point Of Sale (POS)

    NexoPOS 4 is a free point-of-sale system built using Laravel, TailwindCSS, Vue, and other open-source resources. This POS System focuses on utilities and functionalities to offer most businesses all the tools they need to manage better their store. NexoPOS includes a responsive and beautiful dashboard that eases the interaction either on a smartphone, tables, or desktops. NexoPOS available on CodeCanyon gives access to premium modules marketplace.
    Downloads: 8 This Week
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  • 8
    Firefly III

    Firefly III

    Firefly III: a personal finances manager

    Firefly III is a personal finance manager and double-entry accounting tool built to help individuals and small organizations track budgets, investments, debts, and expenses. Users can import bank statements (CSV, OFX, QIF) or integrate via APIs, map transaction categories, and reconcile accounts. The system supports budgeting schedules, repeating transactions, automatic categorization rules, and reporting dashboards to analyze trends over time. For investments, it tracks price history,...
    Downloads: 16 This Week
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  • 9

    Applewood Computers Accounting System

    Accounting system for smaller companies written in GnuCobol.

    ACAS contains Sales, Purchase and Nominal Ledgers (Accounts Receivable, Payable and General Ledgers) as well as Stock Control (Inventory Control) along with IRS (Incomplete Records System). This system is written in COBOL and uses the free GnuCobol compiler which compiles via C code and is therefore compatible with the following platforms: Linux, Unix, Dos, Mac OSX, Windows providing you have installed the GCC C compiler or an equivalent as well as GnuCobol. at a minimum, v2.0+. Note that...
    Downloads: 19 This Week
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  • 10
    Swap

    Swap

    Currency exchange rates library

    Swap is a PHP library designed to retrieve and manage currency exchange rates from multiple providers through a unified and extensible interface. It acts as an abstraction layer over various exchange rate APIs such as Fixer, currencylayer, and European Central Bank data sources, allowing developers to switch providers or combine them without changing application logic. The library supports both real-time and historical exchange rates, making it suitable for financial applications that...
    Downloads: 0 This Week
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  • 11
    OpenClinic GA

    OpenClinic GA

    Open Source Integrated Hospital Information Management System

    OpenClinic GA is an open source integrated hospital information management system covering management of administrative, financial, clinical, lab, x-ray, pharmacy, meals distribution and other data. Extensive statistical and reporting capabilities. OpenClinic GA and OpenClinic GMAO are owned by Frank Verbeke, MD, PhD at Post-Factum BV (https://www.post-factum.be)
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    Downloads: 160 This Week
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  • 12
    Στρατιωτικές Δαπάνες
    Το πρόγραμμα «Στρατιωτικές Δαπάνες» δημιουργήθηκε προκειμένου να συντάσσονται αυτόματα όλα τα δικαιολογητικά των δαπανών, να αποφεύγονται τα λάθη και να μειώνεται ο χρόνος συντάξεως της δαπάνης. Τα εξαγόμενα δικαιολογητικά σώζονται από το πρόγραμμα σε αρχεία κειμένου, τα οποία ανοίγουν από οποιοδήποτε επεξεργαστή κειμένου (για εκτύπωση ή περεταίρω επεξεργασία). Ένας έμπειρος χρήστης, χρειάζεται για να καταχωρήσει όλα τα στοιχεία στο πρόγραμμα τουλάχιστον 2 και το πολύ 10 λεπτά.
    Downloads: 3 This Week
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  • 13
    Dolibarr ERP - CRM

    Dolibarr ERP - CRM

    Open source ERP and CRM web software for business

    Dolibarr ERP - CRM is an easy to use ERP and CRM open source software package (run with a web php server or as standalone software) for businesses, foundations or freelancers (prospect, invoicing, inventory, warehouse, order, shipment, POS, members for foundations, bank accounts...). Dolibarr is also available with auto-installers for users with no technical knowledge to install Dolibarr and all its prerequisites (Apache, Mysql, PHP) with just one package. Available platforms for such...
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    Downloads: 4,700 This Week
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  • 14
    Stansoft

    Stansoft

    Accounting, invoicing, inventory and payroll software for Linux

    Stansoft is a Linux financial accounting software system for business. It is designed for data entry efficiency with an ncurses text-based terminal user interface. Developed using Aubit4GL / Informix 4GL with a PostgreSQL or Informix database engine. Demonstration videos can be found on the YouTube channel at https://www.youtube.com/@standardsoftware.
    Downloads: 0 This Week
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  • 15
    Invoiso

    Invoiso

    Free Invoice & Billing Software for Windows & Linux

    Free offline invoice software for Windows and Linux. Create professional PDF invoices, manage clients and products - no internet, no subscription, no account needed. Invoiso is a free, open-source desktop invoicing app for small businesses, shops, and freelancers on Windows and Linux. All data stays on your device — no internet required, ever.
    Downloads: 22 This Week
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  • 16
    FrontAccounting (FA) is a professional web-based Accounting system for the entire ERP chain written in PHP, using MySQL. FA is multilingual and multicurrency. For further information and more downloads, visit our website, http://frontaccounting.com.
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    Downloads: 107 This Week
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  • 17
    SimpleSMDR

    SimpleSMDR

    Simple application to capture and report on Mitel SMD data

    Web based SMDR application that uses Perl scripts to capture streaming SMDR data from Mitel PBXs and stores it in a database. This data is then available via a web interface. Visit http://simplesmdr.sourceforge.net for more info.
    Downloads: 9 This Week
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  • 18
    GAzie - Gestione Aziendale

    GAzie - Gestione Aziendale

    GAzie è un software gestionale (ERP) multiazienda

    GAzie è un software gestionale (ERP) multiazienda in grado assolvere a molte funzioni: la gestione ordini, la produzione (commesse), dal magazzino a lotti, alla contabilità, il registratore telematico, le fatture elettroniche attive e passive. Ha, inoltre, alcuni moduli attivabili all'occorrenza, uno è il quaderno di campagna con il registro SIAN. Offre la possibilità di sincronizzarsi con diversi e-commerce. Un gestionale completo per le PMI, scritto in PHP e database MySQL/MariaDB.
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    Downloads: 34 This Week
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  • 19
    Yualan POS

    Yualan POS

    POS & Inventory System

    Yualan adalah aplikasi Point of Sale (POS) berbasis SaaS (Software as a Service) yang dirancang untuk menyederhanakan dan mengotomatiskan operasional bisnis ritel Anda. Dibangun dengan semangat open source, Yualan kini tersedia di bawah GNU General Public License v2.0 (GPLv2) — artinya Anda bebas untuk menggunakan, memodifikasi, dan mendistribusikannya.
    Downloads: 9 This Week
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  • 20
    Group Office groupware and CRM

    Group Office groupware and CRM

    Take your office and CRM into the cloud!

    Installation instructions can be found here: https://groupoffice.readthedocs.io/en/latest/install/install.html Group Office is an open source groupware application. It makes your daily office tasks easier. Share projects, calendars, files and e-mail online. It is a complete solution for all your online office needs. From a customer phone call to a project and finally an invoice. The support system helps to keep your customers happy. Group Office is fast, secure and has privacy by...
    Downloads: 68 This Week
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  • 21
    webERP Accounting & Business Management

    webERP Accounting & Business Management

    Accounting & Best Practice Business Administration System

    Entirely web-based. It is coded in efficient PHP to present a very low overhead on hardware presenting screens fast & capable of working over low bandwidth connections. Now with HTML 5 & javascript form validation & table sorting. Mature codebase with a wealth of features: - Multi-currency - Multi-inventory location - Serial and Lot tracking inventory - Full double entry general ledger - Weighted Average or Standard Costing - Manufacturing works orders - Material Requirements...
    Downloads: 38 This Week
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  • 22

    Dolibarr timesheet

    Timesheet module for dolibarr

    Module to enable a Timesheet view for project in Dolibarr Dolibarr on Sourceforge : https://sourceforge.net/projects/dolibarr/
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    Downloads: 11 This Week
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  • 23
    Kimai - Time Tracking Software

    Kimai - Time Tracking Software

    Time-Tracking for companies and teams with up to 250+ users

    Kimai is web based software that tracks work time, and classifies it. It tracks time and prints out a summary of your activities on demand. Yearly, monthly, daily, by customer, by project, by action. FETCH THE LATEST DOWNLOAD FROM GITHUB: https://github.com/kimai/kimai/releases Record expenses and print customizable invoices in different formats. For further information visit: - https://www.kimai.org - https://www.kimai.cloud - https://github.com/kimai/kimai
    Downloads: 2 This Week
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  • 24
    Clicks`n`Bricks

    Clicks`n`Bricks

    Cloud based program for POS, CRM, Inventory, Workorders, Services

    Clicks`n`Bricks was originally written for luxury goods retailers. It features Point of Sale (POS), Customer Relations Management (CRM), Inventory Control, Inventory Control for Jewelers including Stone inventory, Workorders plus more. Because of it's CRM element, this program works well for any customer-centric business such as Retailers, Service Providers and other businesses needing workorders and invoicing. Program editions contained in the distribution file include Retail, Wholesale,...
    Downloads: 0 This Week
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  • 25
    Emjysoft Gestion Locative Connector

    Emjysoft Gestion Locative Connector

    Open-source plugin connector for Emjysoft Gestion Locative v22+

    Emjysoft Gestion Locative Plugin Connector is an open-source integration component that extends the capabilities of Emjysoft Gestion Locative software (v22+). This plugin enables seamless document transmission to external systems via HTTP POST or local executables, supporting automated workflows for property management documents. KEY FEATURES: - Send rent notices, receipts, and certificates to external systems - Support for HTTP POST (with basic authentication) and EXE integration -...
    Downloads: 1 This Week
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