“PHP Invoice Script” or CBILL is free self hosted invoice billing software. In CBIll or “PHP Invoice Script” you can create unlimited invoices and send it to your customers. you create products and assign it to category. CBIll or “PHP Invoice Script” facilitate you to create vat, gst taxes and assign it to products or invoices. From CBIll or “PHP Invoice Script” you can create staff/users and allow them to limited access like search invoices, create invoices or create customers.