| Website | stackoverflow.com |
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| Who uses the site? | Developers, programmers, experts and enthusiasts. Other site have
experts and enthusiasts in their domain. |
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| Topics | Technical programming issues. Issues relevant to the domain for the
other sites in the network. |
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| User reputation system | Yes scores, badges |
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| Related questions | Yes |
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| Related video | No |
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| Tag assignments | Yes |
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| Ratings for question | Yes up or down |
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| Ratings for comments | Yes up or down |
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| Summary | Yes Summary appears at tooltip |
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| Follow questions | Yes Via RSS feeds on each question |
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| Follow topics | Yes via RSS feeds on tags |
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| Follow members | No People aren't the focus of the sites, the questions and answers are. |
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| Post a Message to Your Followers | No |
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| Ability to edit question (modify) | Yes Anybody can suggest edits (subject to approval). Users with 2K+ rep can make edits straight away. |
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| Ability to suggest edits to answers | Yes Anybody can suggest edits (subject to approval). Users with 2K+ rep can make edits straight away. |
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| Email notifications | Yes Tick the box at the bottom of your question. |
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| Search box autocompletes | No |
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| Saves drafts of posts | Yes A single draft of a question or answer is saved |
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| Revert modifications | Yes Edits can be rolled back to any previous version by anyone with edit rights. |
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| Real-time updating | Yes |
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| Statistics | Yes asked, viewed, latest activity |
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| Volunteer moderators | Yes Voted on by the rest of the community |
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| Time-boxed conversations | No |
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| Advertisements | Yes Reduced for users with more than 200 rep |
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| Technology platform used for other sites | Yes http://stackexchange.com/ |
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| Content license / Terms | Open data: CC-by-SA license (free to Remix, to reuse with
attribution link) |
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| Identity system | Google, Yahoo, Myopenid, Facebook, AOL, Blogger, LiveJournal,
Wordpress, Verisign, Openid, ClaimID, ClickPass, Google Profile,
Stackoverflow account. |
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User reviews and comments