invoiceninja

Invoice Ninja is an invoicing and expense management platform for freelancers and small businesses. It integrates quotes, invoices, payment tracking, and expense recording to streamline financial management.

• Invoice creation with customizable templates for professional invoices
• Quotes with automatic conversion to invoices upon approval
• Online payments via Stripe, PayPal, and other payment gateway integrations
• Expense management with categorization and receipt attachments
• Time tracking with automatic billing for recorded work hours
• Client portal for customers to view invoices and make payments
• Multi-currency and multi-language support for international transactions

Built with PHP on Laravel, Invoice Ninja supports Docker self-hosting alongside a cloud offering. It serves as an alternative to QuickBooks for freelancers and small businesses managing invoicing and expenses.