Frame.io - Video Post Production Collaboration Software
Invoice Ninja - Invoice Ninja is a free, open-source solution for invoicing and billing customers.
ARRI Webgate - Dailies, review and approval tool for professional video post production.
Harvest - Simple time tracking, fast online invoicing, and powerful reporting software. Simplify employee timesheets and billing. Get started for free.
File Approved - A quick and easy way to send files to get approved by anyone who needs to approve any file.
GnuCash - A personal and small-business financial-accounting software, licensed under GNU/GPL and available for Linux, Windows, Mac OS X, BSD, and Solaris.