Description: Blather is an open-source microblogging software that allows users to post short updates similar to Twitter. It is developed in Ruby and designed to be simple, flexible and easy to setup.
Type: software
Pricing: Open Source
Description: Oppia is an open-source learning platform that allows users to create interactive online lessons called 'explorations'. It features a visual editor for building engaging content like quizzes, simulations, and feedback.
Type: software
Pricing: Open Source