Stack Exchange

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Quora

Stack Overflow is the largest, most trusted question and answers platform and online community for developers to learn, share their programming knowledge, and build their careers.

Minds is an alternative, blockchain-based social media platform. With Minds you can earn money or cryptocurrency for using the platform and interactive with other people. Tokens can be used to boost posts or crowdfund other users and their cause. Minds was to be a privacy-focused social network that is censorship resistant, and where users can interact without having their personal data harvested.

Steemit is a blockchain-based blogging platform and social media application that rewards its users with the cryptocurrency STEEM for publishing and curating content. On Steemit you can publish blog posts on any topic and get rewarded by doing so. You can also be rewarded by upvoting and curating post that the other users deems noteworthy.

Reddit is a social news aggregation network and community. On reddit people can share and discuss web content in user created communities called subreddits. Each subreddit rally around specific topics where only related content can be shared, and rated. The web content that can be shared or reddit includes links, text posts, and images which can all be upvoted or downvoted.

Medium is an open bloging and publishing platform where readers find dynamic thinking, and where expert and undiscovered voices can share their writing on any topic.

Hacker News is a social news website initially built by YC co-founder Paul Graham as a demonstration of Arc, a new programming language he'd been working on. Today Hacker News is a go to source for news and discussion surrounding computer science and entrepreneurship, used by millions of people monthly. The site facilitates deeper nested discussion about technology, science and is used by startups and people promoting new ideas in ShowHN section.