OSB - Free Open Source Billing Software

OSB (Open Source Billing) is a free and open source billing software, which can be used to create and send invoices, receive payments, manage clients and customers. It provides the ability to track payment statistics, payment revenues, sales, partial payments, accounts, invoices, disputes and more. It is multilingual and supports multi currency.

Features

• Invoicing: Create and send professional invoices to clients.
• Payment Tracking: Monitor payments and overdue invoices.
• Client Management: Store and manage client details in one place.
• Recurring Billing: Automate recurring invoices for subscription-based services.
• Multi-Currency Support: Generate invoices in different currencies.
• Reports: Basic financial reporting for tracking income and expenses.

Pros

• Free and open-source with no licensing costs.
• Simple and lightweight, suitable for small businesses and freelancers.
• Easy to set up and use, even for non-technical users.
• Customizable for specific business needs.

Cons

• Limited advanced features compared to paid billing software.
• Outdated interface and design.
• Small community and limited support resources.
• Lacks integration with third-party tools like accounting software or payment gateways.

Free Plan Details

OSB is completely free and open-source, available under the GNU General Public License (GPL). All features are accessible without restrictions or paid upgrades.