Browse free open source Accounting software and projects for Windows and Mac below. Use the toggles on the left to filter open source Accounting software by OS, license, language, programming language, and project status.

  • Field Service Management Software | BlueFolder Icon
    Field Service Management Software | BlueFolder

    Maximize technician productivity with intuitive field service software

    Track all your service data in one easy-to-use system, enabling your team to move faster and generate more revenue for your bottom line.
  • The CRM you’ll want to use every day Icon
    The CRM you’ll want to use every day

    With CRM, Sales, and Marketing Automation in one, Act! gives you everything you need for happier clients, more revenue, and less stress.

    Act! Premium is perfect for small and midsize businesses looking to market better, sell more, and create customers for life. With unparalleled flexibility and freedom of choice, Act! Premium accommodates the unique ways you do business. Whether it’s customizations to fit your specific business or industry processes or your preferences for deployment and access, the possibilities with Act! Premium are limitless.
  • 1
    GnuCash

    GnuCash

    Personal and small-business finance manager

    GnuCash is a personal and small-business finance manager with a check-book like register GUI to enter and track bank accounts, stocks, income and expenses. GnuCash is designed to be simple and easy to use but still based on formal accounting principles.
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    Downloads: 6,654 This Week
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  • 2
    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 packages are: Windows, Debian, Ubuntu, Mint, Redhat, Fedora, OpenSuse, Mandriva, Mageia. Other platform can use the generic distribution. This is a modular product, than can be enhanced with tons of external modules (to provide you features not available by default) from https://www.dolistore.com Download Dolibarr ERP - CRM here or sign up for 15-day free trial of the cloud-based application with free updates and support at one of the Cloud providers https://saas.dolibarr.org/
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    Downloads: 3,228 This Week
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  • 3
    OpenSourceBilling

    OpenSourceBilling

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

    OpenSourceBilling or OSB is a simple, open source web application for creating and sending invoices, receiving payments, managing clients, and tracking and reporting. 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: 47 This Week
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  • 4
    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 completely free and open source professional invoicing solution. Make the smart choice for managing your budding business's transactions with Crater.
    Downloads: 40 This Week
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  • Translate docs, audio, and videos in real time with Google AI Icon
    Translate docs, audio, and videos in real time with Google AI

    Make your content and apps multilingual with fast, dynamic machine translation available in thousands of language pairs.

    Google Cloud’s AI-powered APIs help you translate documents, websites, apps, audio files, videos, and more at scale with best-in-class quality and enterprise-grade control and security.
  • 5
    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, ACH, Bitcoin and more. Get paid online, organize project workflows with Kanban Boards, and track time online via your Webapp account all with Invoice Ninja.
    Downloads: 32 This Week
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  • 6
    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, standard financial reports and other great features. It's inherently portable and secure, as your data is never uploaded into the Cloud.
    Downloads: 28 This Week
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  • 7
    uniCenta POS

    uniCenta POS

    uniCenta oPOS - dynamically evolving POS project

    Keep up-to-date with the latest news - Visit uniCenta's main site https://unicenta.com/about-unicenta-opos/unicenta-news/ uniCenta oPOS v5.0 is the latest community release. Get the latest uniCenta oPOS 5.2 if you would like to make a contribution and support the project or need business support help. uniCenta oPOS 5.2 has API integration and numerous improvements. Please see the changelog here: https://unicenta.com/support/changelog-unicenta-opos/ uniCenta oPOS is a multi-lingual - 17 languages - commercial-grade POS (Point-Of-Sale) software. It is multi-location, multi-terminal and multi-user and runs on industry standard hardware. Installing uniCenta oPOS 5.0 requires no dependencies but still supports MySQL and MariaDB .
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    Downloads: 548 This Week
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  • 8
    Grisbi
    Grisbi is a very functional personal financial management program with a reasonable set of homefinance features.
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    Downloads: 589 This Week
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  • 9
    Open Tax Solver

    Open Tax Solver

    Calculates income tax form entries, helps do your taxes.

    OTS is a safe, secure, easy-to-use program for calculating Tax Return Form entries, and determining your tax-owed or refund-due, for Federal or State personal income taxes. Includes updated versions for US 1040, Schedules A, B, C, D, and for several states. OTS provides both graphical and textual interfaces for quickly filing out your tax forms.
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    Downloads: 443 This Week
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  • Control remote support software for remote workers and IT teams Icon
    Control remote support software for remote workers and IT teams

    Raise the bar for remote support and reduce customer downtime.

    ConnectWise ScreenConnect, formerly ConnectWise Control, is a remote support solution for Managed Service Providers (MSP), Value Added Resellers (VAR), internal IT teams, and managed security providers. Fast, reliable, secure, and simple to use, ConnectWise ScreenConnect helps businesses solve their customers' issues faster from any location. The platform features remote support, remote access, remote meeting, customization, and integrations with leading business tools.
  • 10
    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: 242 This Week
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  • 11
    Akaunting

    Akaunting

    Online Accounting Software

    Online accounting software designed for small businesses and freelancers. Akaunting is built with modern technologies such as Laravel, VueJS, Tailwind, RESTful API etc. Thanks to its modular structure, Akaunting provides an awesome App Store for users and developers.
    Downloads: 7 This Week
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  • 12
    ERP and CRM suite, including eCommerce, inventory, warehouse, order, customer management, general ledger, MRP, POS. Database independent service-oriented architecture (SOA)
    Downloads: 191 This Week
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  • 13
    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 Planning - Shipment costing - Contract/job costing - Fixed asset management - Sales Analysis - Expense claims - Can be integrated with an number of 3rd party wikis Particularly suited to wholesale, distribution, manufacturing and now also as the hub for multi-branch retail businesses (with an external deskop POS add-on). Translations into over 20 Languages. Easily modifiable code, written using simple and accessible PHP for ease of maintenance and understanding. Reporting direct to UTF-8 PDF
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    Downloads: 113 This Week
    Last Update:
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  • 14
    Compiere ERP + CRM Business Solution
    Compiere ERP+CRM is the leading open source ERP solution for Distribution, Retail, Manufacturing and Service industries. Compiere automates accounting, supply chain, inventory and sales orders. Compiere ERP is distributed under GPL V2 by Compiere, Inc.
    Downloads: 66 This Week
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  • 15
    Buddi is a simple budgeting program targeted for users with little or no financial background. It allows users to set up accounts and categories, record transactions, check spending habits, etc.
    Downloads: 35 This Week
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  • 16
    Yapbam
    Yapbam (Yet Another Personal Bank Account Manager) is ... another personnal bank account manager. It's cross-platform (Java), portable, extensible (with plugins), and (I hope) easy to use. More information at http://www.yapbam.net If you think Yapbam is valuable, please vote up below.
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    Downloads: 21 This Week
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  • 17
    osFinancials Accounting Software

    osFinancials Accounting Software

    osfinancials accounting and business processing software

    osFinancials is a free accounting package, easy to install Stock control and point of sales integrated with good support and plugins. Import from osCommerce, virtue-mart magento zenchart etc. Full reportdesigner reportman and all reports are made in reportman so can be adjusted to your needs. Full professional accounting package with support. Now with support for 3 databases Firebird Mysql Postgress See our instruction video http://www.youtube.com/watch?v=dQKd1y6rNPc&feature=youtu.be
    Downloads: 22 This Week
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  • 18
    Ananas
    Ananas is a runtime and development environment of Finance Applications
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    Downloads: 35 This Week
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  • 19
    jBilling

    jBilling

    jBilling is a web-based enterprise billing system.

    jBilling is a web-based enterprise billing and rating system. It manages your subscribers with automatic invoicing (email and PDF) and payment processing (credit cards, checks, direct deposit). Robust, well documented and easy to use!
    Downloads: 13 This Week
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  • 20
    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: 25 This Week
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  • 21
    JFire - Free ERP & Trading Platform

    JFire - Free ERP & Trading Platform

    A trading platform including ERP, CRM, and accounting

    JFire is a trading platform including ERP, CRM, accounting (full double-entry) and cross-organisation-trading written in Java based on J2EE, JDO and the Eclipse RCP. See http://www.jfire.net for more information.
    Downloads: 6 This Week
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  • 22
    Ahp Software
    Ahp Software Created by : Mohamed Ali Khaskia Egypt - 2016 AHP Khaskia official version is a professional AHP AHP software. AHP Khaskia official version is powerful, convenient and easy to use. It supports the solution of AHP problems in decision-making and operational research, and automatically processes calculation results for you 1. AHP Khaskia has less analysis functions, so the operation is simple 2. A variety of decision analysis modes can be established in the first interface 3. Analysis can be performed on different targets in the calculation interface 4. It also supports the analysis of different criteria 5. Its editing AKP data is very fast 6. Creating a new window is also very fast 7. Friends who need to perform APH analysis can download this AHP Khaskia software 8. User-friendly interface 9. Step-by-step wizard 10. Wide range of features 11. Free to use
    Downloads: 14 This Week
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  • 23
    Akaunting

    Akaunting

    Free and Online Accounting Software

    From invoicing to expense tracking to accounting, Akaunting has all the tools you need to manage your money online, for free. That's right, completely free. There is no limited or trial version. No hidden charges or setup fees. See your financials online anytime, anywhere on your computer, tablet or phone. We're disrupting the closed-source dominated market and introducing the power of Open Source to accounting world. Akaunting is built with modern technologies such as Laravel, Bootstrap, jQuery, RESTful API etc.
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    Downloads: 25 This Week
    Last Update:
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  • 24
    FacturLinEx
    The suite of Gestion LinEx is being moved to Lazarus It is old news that FacturLinEx is moving to Lazarus. The majority of the units are now written for FacturLinEx 2.0 and the old units written in Kylix3Open are being transfered.
    Downloads: 13 This Week
    Last Update:
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  • 25
    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 site: http://tems.sourceforge.net Play with it from your browser to find out if it will fulfill your requirements, before downloading it.
    Downloads: 4 This Week
    Last Update:
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