Description: Duolingo is a free language-learning platform that offers over 100 total courses across more than 30 languages. The bite-sized lessons make it easy to learn a new language through fun, quick activities on your phone, tablet, or computer.
Type: software
Pricing: Freemium
Description: GoLogin is an open-source single sign-on and multi-factor authentication service. It enables centralised authentication and authorization for web and mobile applications. GoLogin supports OAuth2, OpenID Connect and SAML protocols.
Type: software
Pricing: Open Source