Open-Source Alternatives to QuickBooks

Crater is an open-source invoicing and expense tracking software designed for individuals and small businesses. It serves as a self-hosted billing platform that allows users to monitor the overall financial health of a business by recording professional services rendered and tracking outgoing costs. The system functions as a payment gateway integrator, connecting to third-party providers such as Stripe to process secure transactions for issued invoices. It provides specialized tools for freelance invoice management, including the generation of professional billing documents and cost estimates

GnuCash is a double-entry accounting software designed for personal and small-business financial management. It tracks assets, liabilities, income, and expenses using a bookkeeping system that ensures financial accuracy. The platform functions as a multi-currency bookkeeping system and a SQL-based financial ledger, persisting accounting data in relational databases or XML files. The system is distinguished by its extensibility as a Python-scriptable accounting tool, providing Python bindings and a REPL for automating tasks and creating custom reports. It also serves as an investment portfolio

Books is double-entry accounting software designed for recording business transactions and managing a general ledger. It functions as an invoicing and billing platform to track accounts payable and receivable, and as a financial reporting tool for generating balance sheets and profit and loss statements. The application is built as an offline-first bookkeeping system that stores data locally during internet outages and synchronizes changes once connectivity is restored. It also includes a retail point of sale system to process immediate sales and record inventory movements. The software cove

Big Capital is a cloud accounting management system designed to track assets, liabilities, and equity through a digital ledger. It provides a multi-tenant organizational framework that supports multi-branch tracking and regional currency settings. The system distinguishes itself through integrated bank feed management, utilizing secure token exchanges and webhook processing for automated transaction synchronization and rule-based categorization. It also features a multi-currency ledger that handles base currency conversions and specific currency codes. The platform covers comprehensive finan

Akaunting is a modular business enterprise resource planning system and self-hosted accounting software. It provides a comprehensive platform for small business financial management, centering on a double-entry bookkeeping system with a general ledger and chart of accounts. The platform is designed for extensibility through a module-based architecture and a dedicated marketplace for procuring third-party applications. It supports multi-tenant data isolation and utilizes role-based access control to manage granular user permissions. Its capability surface covers a wide range of business opera

Crater is an invoicing and billing software system designed for creating professional invoices, estimates, and recurring billing schedules. It serves as a multi-entity accounting manager, allowing for the organization and separation of financial data and billing records across multiple different business organizations. The platform integrates payment gateway services to collect funds directly from customers and provides a secure client billing portal where customers can access account details and pay outstanding invoices. It also functions as an expense tracking application to log outgoing co

Idurar is an integrated system combining Customer Relationship Management and Enterprise Resource Planning. It functions as a headless business API that generates secure REST endpoints and administrative panels from configuration files to connect business logic with external applications. The platform supports multi-tenant SaaS management, isolating data and configurations for multiple companies or branches within a single installation. It is designed for international business accounting, featuring a multi-currency financial engine that processes transactions and manages regional tax rules a

Odoo is an integrated enterprise resource planning suite designed to manage core organizational processes, including accounting, inventory, manufacturing, and human resources, within a single platform. It functions as a modular business application framework that allows for the development and deployment of specialized modules, supported by a low-code environment that provides visual tools for creating custom workflows and data-driven interfaces. The platform distinguishes itself through a highly extensible architecture that enforces strict multi-tenant data isolation, ensuring that records r

Crater is an open source invoicing software and multi-tenant accounting system. It serves as a financial management tool for creating professional invoices and estimates, tracking business expenses, and managing the financial records of several distinct business entities within a single instance. The platform integrates with payment processors to collect client payments automatically and provides a dedicated billing portal where customers can access their history and pay invoices online. It includes a template-based engine for generating PDF invoices and supports the automation of recurring s

ERPNext is a comprehensive enterprise resource planning suite designed to integrate core organizational functions, including accounting, inventory, human resources, and project management, into a single unified platform. It operates as a metadata-driven business application, where data structures and application logic are defined through configuration rather than hard-coded programming to facilitate rapid customization. The system distinguishes itself through a robust security and governance framework that enforces granular, role-based access control across all document operations. It feature

Invoice Ninja is a professional billing and invoicing platform designed for managing clients, projects, and financial records. It serves as a multi-currency billing system and time tracker available as both a cloud-based application and a self-hosted suite. The platform distinguishes itself through comprehensive support for regional taxes, diverse currency formats, and automated exchange rate updates. It includes dedicated cross-platform mobile and desktop applications to manage business data across different operating systems. The software covers the end-to-end financial lifecycle, includin

Beancount is a plain-text double-entry accounting system. It enforces zero-sum transactions, organizes accounts into a hierarchical five-type tree, and verifies balances at specific dates using precision-derived tolerances. Transactions are recorded in plain-text files with a strict syntax that supports currency-specific rounding, automatic interpolation of missing amounts, and comprehensive metadata including tags, links, and payee annotations. Beyond core bookkeeping, Beancount offers investment portfolio tracking with lot-based cost basis management, configurable booking strategies (FIFO,

hledger is a plain text accounting tool and double-entry ledger manager that stores financial transactions in human-readable text files. It functions as a financial reporting engine for generating balance sheets and income statements, and as a multi-currency investment tracker for managing commodity lots and capital gains. The project distinguishes itself by providing multi-interface data access, allowing users to interact with their financial data via a command line interface, a terminal user interface, and a web server. It features a market-price valuation system to calculate the current va

Midday is an open-source, self-hosted financial dashboard designed for business expense management and automated bookkeeping. It functions as a centralized platform that aggregates transaction history and account balances from multiple external banking providers, allowing users to maintain full control over their sensitive financial data on private infrastructure. The platform distinguishes itself through its automated reconciliation workflows, which categorize business expenditures and generate structured financial reports to reduce manual data entry. By integrating with financial data aggre

ezbookkeeping is a self-hosted personal finance manager designed for tracking income and expenses. It functions as a multi-currency bookkeeping tool that manages account balances and total wealth through a private application. The system distinguishes itself by integrating a language model transaction processor to extract data from receipt images and automate financial entry. It also provides a REST-based finance API and a corresponding command-line client, enabling programmatic finance automation and the integration of records with external scripts. The platform includes a financial data an

jshERP is a SpringBoot-based enterprise resource planning system designed for small and medium enterprises. It serves as a multi-tenant SaaS platform that integrates financial accounting, inventory management, and production tracking into a centralized business resource planning environment. The system is distinguished by its multi-tenant architecture, which utilizes logical data isolation to provide private environments for independent organizations. It implements a rigorous business process automation model featuring multi-level approval workflows and hierarchical audit paths to verify and

Invobook is an open-source business management platform designed for freelance service providers and teams. It functions as a self-hosted application that centralizes client project administration, time tracking, and financial record-keeping within a single dashboard. The platform is built on the Laravel framework and utilizes the Filament admin panel to provide a modular interface for managing business operations. It distinguishes itself by integrating project management with automated billing workflows, allowing users to convert tracked billable hours directly into professional invoices. T

Mirror of tryton