Description: LeakBase is a database of leaked emails and passwords that can be searched to see if your information has been compromised. It is controversial because the data was obtained illegally, though some argue it serves a public good by allowing people to check if their data is secure.
Type: software
Description: Teletype is a real-time collaborative text editor and programming environment. It allows developers to code together with team members in the same document at the same time.
Type: software