Hacker News
Description: Hacker News is a social news website focusing on computer science and entrepreneurship. It features user-submitted links to technology-related articles and blog posts, which users can comment on and vote up or down.
Type: software
Pricing: Free
InterPals
Description: InterPals is a language exchange and online pen pal platform that allows people to connect with others around the world to learn foreign languages and cultures. Users create profiles, search for language partners, and use messaging tools to communicate.
Type: software