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Open Source Accounting Software using CSS

A curated collection of the best open source software for bookkeeping, financial reporting, and accounting tasks. using CSS.

Comprehensive business management, tailored for you
  • Stars

    40,382
  • Last commit

    6 hours ago
  • License

    GPL-3.0
Open-source ERP solution offering modules for accounting, inventory, HR, CRM, and more. Customizable and scalable for businesses of all sizes.

Open Source Alternative to:

Streamline your business finances and operations
  • Stars

    15,086
  • Last commit

    4 months ago
  • License

    AGPL-3.0
All-in-one tool for freelancers and small businesses to manage finances, track time, store files, and send invoices efficiently.

Open Source Alternative to:

Free online accounting for small businesses and freelancers
  • Stars

    10,192
  • Last commit

    12 days ago
  • License

    Unknown
Self-hostable accounting software covering invoicing, expense tracking, cash flow, and client portals. Free to use, available in 50+ languages.

Open Source Alternative to:

Simplify expense management for businesses of all sizes
  • Stars

    5,065
  • Last commit

    6 hours ago
  • License

    MIT
Automate expense reporting, reimbursements, and corporate card management with real-time data sync and powerful integrations.
Automate financial processes for smarter business decisions
  • Stars

    3,947
  • Last commit

    14 hours ago
  • License

    AGPL-3.0
Cloud-based accounting software that streamlines bookkeeping, generates intelligent reports, and offers multi-currency support for efficient financial management.

Open Source Alternative to:

Modern desktop accounting made simple and free
  • Stars

    4,999
  • Last commit

    18 days ago
  • License

    AGPL-3.0
A user-friendly desktop accounting software that helps businesses manage invoices, track expenses, and handle bookkeeping with a modern interface.

Open Source Alternative to:

Cross-system automation and knowledge base for accounting firms
  • Stars

    1,722
  • Last commit

    5 months ago
  • License

    Unknown
Connects client data across tools, automates recurring accounting workflows, and maintains a self-updating knowledge base with human approval controls.