invoicing

An accounting system for managing invoices, expenses, and reports

An open-source ERP and CRM suite for managing business operations

A web-based time tracking application for teams and freelancers

A self-hosted business management suite for accounting and operations

A self-hosted invoicing and billing application with quotes and recurring invoices

A self-hosted invoicing and billing app for freelancers and businesses

A self-hosted URL shortener and branded link management service

A lightweight self-hosted invoicing and client management tool