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: MIDAS is an open-source, free alternative to expensive computer-aided engineering (CAE) software. It is used for simulation, analysis, and optimization in engineering design. MIDAS provides structural analysis, construction analysis, geo-technical analysis, bridge analysis, dynamic analysis, and thermal analysis capabilities.
Type: software
Pricing: Open Source