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Open Source Accounting Software using npm

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

Free online accounting for small businesses and freelancers
  • Stars

    10,193
  • 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

    5,067
  • Last commit

    3 hours ago
  • License

    MIT
Automate expense reporting, reimbursements, and corporate card management with real-time data sync and powerful integrations.
AI-powered embedded AR/AP automation for platforms
  • Stars

    8,355
  • Last commit

    2 years ago
  • License

    AGPL-3.0
Crater offers AI-driven invoicing workflows, payments, and working capital tools to enhance your platform with minimal technical effort.

Open Source Alternative to:

Lightweight self-hosted bookkeeping with AI receipt scanning
  • Stars

    Stars growing over the last 30 days5,794
  • Last commit

    2 days ago
  • License

    MIT
A privacy-first personal finance app with two-level accounts, multi-currency support, AI receipt recognition, and broad data import from formats like GnuCash and Firefly III.

Open Source Alternative to: