Remember - The BEST app in the GALAXY for learning new languages!

Stripe - Online payment processing for internet businesses. Stripe is a suite of payment APIs that powers commerce for online businesses of all sizes. Use Stripe’s payment platform to accept and process payments online for easy-to-use commerce solutions.

PING - PING (Partimage Is Not Ghost) is a free software Linux-based live CD ISO built upon the partimage...

PayPal - PayPal is the faster, safer way to pay online without sharing financial details, send and receive money or accept credit and debit cards as a seller

Okapi Framework - A cross-platform framework for localization annd translation tools.

Braintree - An all-in-one solution to accept, process, and split payments in your mobile app or online - from small business to large enterprise.