Proofpoint - Proofpoint provides cloud-based email security, e-discovery and compliance solutions for companies to protect sensitive business data.

Duolingo - Duolingo is a free language learning app for iOS, Windows and Android devices. The app makes learning a new language fun by breaking learning into small lessons where you can earn points and move up through the levels. Read more about Duolingo.

Hornetsecurity - Hornetsecurity offers you comprehensive, integrated managed e-mail security services.

Mondly - Learn 33 languages in 500 bite-size lessons and 14 conversational modules.

SpamTitan - Comprehensive Email Protection. 99.99% Spam Detection. Blocks phishing, viruses, malware and other email threats.

Lingvist - Lingvist helps you take your foreign language skills to the next level with a broad selection of exercises and lessons.