GnuCash is an open-source accounting software designed for personal and small business financial management. It uses double-entry bookkeeping to help users track income, expenses, manage budgets, and generate financial reports. GnuCash supports multiple currencies and various financial formats, making it a versatile tool for individuals and businesses alike.

Features of GnuCash:

• Tracks income, expenses, assets, liabilities, and investments using double-entry accounting.
• Supports multiple currencies and can handle complex financial transactions.
• Generates various financial reports such as balance sheets, income statements, and cash flow reports.
• Offers features for small business accounting, including invoicing and payroll management.
• Open-source software with a strong community of contributors and extensive documentation.

To check the GnuCash version:

$apt show gnucash
  

Disclaimer: GnuCash is open-source software released under the GNU General Public License (GPL). It is not affiliated with, endorsed by, or sponsored by any other company. GnuCash is provided "as is," without any warranty, express or implied. Users utilize this software at their own risk. The developers and contributors to GnuCash hold no responsibility for any damages, losses, or consequences resulting from the use of this software. Users are advised to carefully review and comply with licensing terms and any applicable regulations while using GnuCash.