Description: Mastodon is an open-source, decentralized social media platform similar to Twitter. It allows users to post 'toots' of up to 500 characters to followers within a federated network of independently operated servers.
Type: software
Pricing: Free
Description: ResearchGate is a social networking site for scientists and researchers to share papers, ask and answer questions, and find collaborators. With over 19 million members, it allows researchers to connect with others in their field and discover research from around the world.
Type: software