Free-Invoice.co.za - Free Invoice Software | Free online tool that helps small businesses to generate free invoices and manage their contact list. It can be used as an alternative to expensive invoicing software and online invoicing applications

Classy - Expressive, flexible, and powerful stylesheets for native iOS apps

Invoice.to - A simple & beautiful invoice generator with Stripe & Paypal

Little Green Light - Illuminating Data. Advancing Nonprofits.

Invoice Template - Create beautiful looking invoices in seconds

Agilon One - Agilon One is a Nonprofit CRM software solution that connects and gathers information on constituents.