Showing 24 open source projects for "invoicing"

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  • 1
    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.
    Downloads: 4 This Week
    Last Update:
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  • 2
    Frappe Books

    Frappe Books

    Free Desktop book-keeping software for small-businesses & freelancers

    Frappe Books is a free and open source desktop book-keeping software that's simple and well-designed to be used by small businesses and freelancers. It's got everything you need from a small business accounting tool: invoices, billing, payments, reporting and more. It's made to work offline using a local SQLite file as the database, so you don't have to be dependent on a Cloud service provider. Frappe Books features a clean and modern, web-friendly UI, beautiful invoice templates,...
    Downloads: 29 This Week
    Last Update:
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  • 3
    Free Invoicing Software for 2025

    Free Invoicing Software for 2025

    Simple Invoicing program for Desktop written in vba and Access

    This is a learning/sample/functional Invoicing program written in vba and MS-Access. It is for a small, or personal, business. It should give you practice in learning/use of Invoicing, and installing on the desktop, and programming in vba and MS-Access. Note that the free MS-Access Runtime is with the download . You need MS-Access if you want to work with the program code or print reports (part of Office 365).
    Downloads: 14 This Week
    Last Update:
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  • 4
    BUS Core

    BUS Core

    Local-first manufacturing operations software for small shops.

    ...Self-managed BUS Core runs locally on Windows or through Docker, uses portable SQLite data, requires no hosted account or subscription, and remains usable without a required cloud connection. It supports FIFO batch costing, production history, local invoicing, user and role management, audit controls, and encrypted backup exports. BUS Core is deliberately narrower than a full ERP or accounting suite. It does not provide payroll, full accounting, POS checkout, cloud synchronization, customer portals, payment links, or recurring billing.
    Downloads: 3 This Week
    Last Update:
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    Invoiso

    Invoiso

    Free Invoice & Billing Software for Windows, Linux & Mac

    Free offline invoice software for Windows, Linux and Mac. 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. Default Login: Username: admin Password: admin You will be prompted to change the password on first login.
    Downloads: 93 This Week
    Last Update:
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  • 6
    Custom Billing Server

    Custom Billing Server

    Linux-Based Billing And Business Application Server For FREE use.

    Do you offer services or tangible products that can not be scanned for invoicing? Are you still creating your invoices and quotes on paper, or via Word/Excel etc? They say in business that, TIME IS MONEY! So why spend a lot of time creating invoices or estimates, when you can use a suitable tool to manage your clients, products, services or subscriptions, create professional-looking invoices or estimates, and print or email them within seconds?
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    Downloads: 0 This Week
    Last Update:
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  • 7
    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: 1 This Week
    Last Update:
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  • 8
    FormaVid

    FormaVid

    Small Business Appliance

    The FormaVid Small Business Appliance https://formavid.org is designed to integrate a content management system (CMS), an issues tracker and an invoicing application into a single, well constructed, offering. It is an excellent starting point for any developer(s) wishing to support the CMS or any of the other components, including the appliance itself. All components are stable, open source and well supported. The appliance is built using scripts so no hidden "monkey business" and you can choose a "compatible base distro" based on your needs: familiarity; performance; security; usability; etc. ...
    Downloads: 0 This Week
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  • 9
    accountill

    accountill

    Fullstack open source Invoicing application made with MongoDB

    This is a side project I've been working on. A full stack invoicing application made using the MERN stack (MongoDB, Express, React & Nodejs), specially designed for freelancers and small businesses, but can be used for almost any type of business need. With this application, you can send beautiful invoices, receipts, estimates, quotes, bills etc to your clients. Jump right off the Live App and start sending invoice or download the entire Source code and run it on your server.
    Downloads: 0 This Week
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  • 10
    Crater

    Crater

    Free & Open Source Invoice App for Freelancers & Small Businesses

    ...Crater is a completely free and open source professional invoicing solution. Make the smart choice for managing your budding business's transactions with Crater.
    Downloads: 11 This Week
    Last Update:
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  • 11
    OpenSourceBilling

    OpenSourceBilling

    A super simple way to create & send invoices, receive payments online

    ...There’s no need to pay for these services because OSB does it all for free and easily. OSB can produce reports of sales, payments and collected revenues, and simply makes billing and invoicing hassle-free. OSB comes with plenty of built-in features, such as recurring invoices, exporting to PDF, time tracking, receiving payments through Paypal and credit card, Freshbooks and Quickbooks data importing and more. It also supports several different languages as well as currencies.
    Downloads: 3 This Week
    Last Update:
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  • 12
    Shopbook

    Shopbook

    Free Accounting, Billing and Inventory Software with Bardcodes

    You have a Shop or Small Business, have all the books and software to manage your purchase, sales, accounting, Point of Sale billing, inventory, income and expenses - but here is Shopbook - An easy way to do the Job. Developed in Microsoft Access, Shopbook imparts experience of using a Microsoft Access Accounting Database and Microsoft Excel Accounting Software Combined. Shopbook has seven modules viz. Purchase Register - Make Purchase Order, Request for Quotation, Goods Receipt...
    Downloads: 0 This Week
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  • 13
    cg-invoice

    cg-invoice

    Invoice and office utilities program for customer managment

    cg-invoice is a HTML5, Bootstrap, PDO simple yet productive way to write invoices and then retrieve the client data in more than one way. Invoicing invoices from anywhere online. View table or you can reprint the invoice as it was originally written. Business management for quotes or estimates. Contacts and vendors listing tabs for easy search. Office or personal tools to track customers, inventory, mailing lists, company phone numbers with a scheduler calendar included.
    Downloads: 1 This Week
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  • 14

    Invoice With Roshi

    Offline invoicing tool updated with latest GST rules

    A simple easy to use tool where you can create invoices and store locally. The software is 100% offline, that is, it does not need the internet to work (although you do need the internet during setup).
    Downloads: 0 This Week
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  • 15
    Fakturama - Invoicing Made Easy

    Fakturama - Invoicing Made Easy

    The Open Source Invoice Management Software

    Fakturama is an open-source software solution designed for enterprises for creating invoices, as well as delivery notes, while managing and editing your online web shop. Fakturama was especially created in order to provide a comprehensive invoicing program that is compatible with office suites used worldwide, like LibreOffice and Apache OpenOffice. Fakturama makes it easy to create invoices, manage products, contacts, documents, payments, shippings, VATs and all the other constituents of a web shop.
    Downloads: 20 This Week
    Last Update:
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  • 16

    ICTInvoice

    A complete invoice managment solution for Elastix PBX

    Note: For binary packages and updated installation instructions please visit this link http://www.ictinnovations.com/content/ictinvoice-complete-multitenant-hosted-pbx-solution-service-providers ICTInvoice is multi tenant Invoicing module of Elastix PBX. It is complete invoice management solution for multiple companies. It automatically create pdf invoices and emails to Elastix users on monthly basis along with their calls detail records ICTInvoice Main Features Multitenant Create invoices for Multiple campanies with branding Manual as well as Automatic invoice generation on fix date Auto Emailing invoices to users on monthly basis Inbound Billing Outbound Billing Extension / User wise reporting Summrize reporting Detail Reporting For more information , please visit http://www.ictinnovations.com
    Downloads: 17 This Week
    Last Update:
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  • 17
    TEMS -Time and Expense Management System

    TEMS -Time and Expense Management System

    Captures time & expense by project and account; generates invoice

    Keeps track of times entry and expenses reports of employees and contractors by projects and accounts, automatically generates invoices with details. You can print weekly time cards and expense reports by employee, project, and account. It allows you to review and approve times & expenses before generating invoices. This application is ideal for who bills their clients by time and material basis, such as IT consultants, Lawyers, CPAs, Government Contractors etc. Full featured demo...
    Downloads: 3 This Week
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  • 18
    OSR BackOffice 2.8

    OSR BackOffice 2.8

    Unicenta BackOffice Web App

    OSR Backoffice works behind the scenes of the Unicenta POS app. The Back office web app is always updating to help provide for small businesses, the needs and abilities for easier, better productivity. While working with each other to provide a smooth process, the backoffice allows the end user, management and others to retrieve the information needed for their sales and more. To obtain the most updated version visit our website Facebook page https://www.facebook.com/stconsultants
    Downloads: 0 This Week
    Last Update:
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  • 19

    VLLasku

    Free web-based invoicing primarily for Finnish companies

    ...Ominaisuuksia mm. laskutus (PDF-tulostus, sähköposti ja Finvoice), kuitit, lähetysluettelot, asiakasrekisteri, tuoterekisteri ja perusraportointi. Huom! Versiosta 1.6.0 lähtien asennuspaketit ja lähdekoodi löytyvät eri paikasta. Katso lisätiedot kotisivulta. MLInvoice, formerly VLLasku, is Web-based invoicing for Finnish companies. Includes support for creating and emailing PDFs and Finvoice electronic invoices. The code is written and commented in English, and invoices can be created in English. Multilanguage support/English UI is introduced in version 1.6.0. Some localization work will probably be required for other than Finnish companies. ...
    Downloads: 0 This Week
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  • 20

    Iluminis Invoice 2.0

    Invoicing software

    Invoicing software for the Romanian small business market.
    Downloads: 0 This Week
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  • 21
    Job Costing Tracking system

    Job Costing Tracking system

    Keep track of all your job costs, make sure you don't lose money

    Book a Job Card, assign employee which records the time spent on the job that transfers to a timesheet, add costing like materials from built-in inventory system. Finally create invoices integrating with XERO online accounting or print PDF invoice.
    Downloads: 1 This Week
    Last Update:
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  • 22
    ::OMLM:: is a modular multi-level (MLM) network marketing engine designed to handle core MLM business functionality. It's a binary 2xN structured application. It can automatically generate invoices, commissions, weekly reports, binary structure, se
    Downloads: 0 This Week
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  • 23
    IVS - Invoice Verification (and Payment) System - IVS is an invoicing system that allows users to create invoices and send them to customers to pay the invoice online or via an Asterisk based IVR. Transactions are processed via the BluePay Gateway v2.0.
    Downloads: 1 This Week
    Last Update:
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  • 24

    L-invoice - Online Invoicing Solutions

    Online invoicing, online invoicing solution, web-based invoicing

    L-invoice.com is based on MyClientBase - an online invoicing solution. We provide pay-per-use hosted invoicing solution, that is quick and easy for you to generate quotations and invoices. We're looking at improving it further, to deliver added values, other than basic features that has already offered. Visit us at http://L-invoice.com for more details. Have fun with L-invoice, your quick and easy invoicing solution.
    Downloads: 0 This Week
    Last Update:
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