Compare Q&A sites (Quora vs Yahoo Answers vs StackOverflow, TED conversations)

Link	Bild	Webseite	Beschreibung	Who uses the site?	Topics	User reputation system	Related questions	Related video	Tag assignments	Ratings for question	Ratings for comments	Summary	Follow questions	Follow topics	Follow members	Post a Message to Your Followers	Ability to edit question (modify)	Ability to suggest edits to answers	Email notifications	Search box autocompletes	Saves drafts of posts	Revert modifications	Real-time updating	Statistiken	Volunteer moderators	Time-boxed conversations	Advertisements	Technology platform used for other sites	Content license / Terms	Identity system	Ich mag das	Aktualisieren
Quora		quora.com	Quora is a question and answer site focused on getting really high quality, authoritative content on any topic that people are interested in.	"Elite": Tech pundits, entrepreneurs, early adopters, bloggers, marketers, social media mavens.	General topics and discussion	Nein	Ja	Nein	Ja Topic assignments	Ja	Ja	Ja Answers summary	Ja	Ja	Ja	Ja	Ja	Ja	Ja	Ja	Ja	Ja	Ja	Ja viewed, latest activity, followers	Nein	Nein	Nein	Nein	Terms: do not modify the Content, put a link to Quora website to use content, keep update content with the latest version on quora.	Facebook, Twitter	Likes 3	2021-04-12 20:05:48
StackOverflow		stackoverflow.com	This is a collaboratively edited question and answer site for professional and enthusiast programmers. It's 100% free, no registration required. There are other sites for other topics, such as Photography, DIY, Cooking, Gaming etc.. See stackexchange.com for a full list of the current sites.	Developers, programmers, experts and enthusiasts. Other site have experts and enthusiasts in their domain.	Technical programming issues. Issues relevant to the domain for the other sites in the network.	Ja scores, badges	Ja	Nein	Ja	Ja up or down	Ja up or down	Ja Summary appears at tooltip	Ja Via RSS feeds on each question	Ja via RSS feeds on tags	Nein People aren't the focus of the sites, the questions and answers are.	Nein	Ja Anybody can suggest edits (subject to approval). Users with 2K+ rep can make edits straight away.	Ja Anybody can suggest edits (subject to approval). Users with 2K+ rep can make edits straight away.	Ja Tick the box at the bottom of your question.	Nein	Ja A single draft of a question or answer is saved	Ja Edits can be rolled back to any previous version by anyone with edit rights.	Ja	Ja asked, viewed, latest activity	Ja Voted on by the rest of the community	Nein	Ja Reduced for users with more than 200 rep	Ja http://stackexchange.com/	Open data: CC-by-SA license (free to Remix, to reuse with attribution link)	Google, Yahoo, Myopenid, Facebook, AOL, Blogger, LiveJournal, Wordpress, Verisign, Openid, ClaimID, ClickPass, Google Profile, Stackoverflow account.	Likes 3	2011-03-06 17:53:36
TED conversations		ted.com/...	A social media platform that connects people for conversation, collaboration and debate. The platform gives people access to engage notable TED speakers, and the broader TED community, in conversations that -- for the first time on a social network -- have a time limit.	TED speakers and community (engaged, intellectually curious members)	General topics and discussion but mainly focused on all important problems to solve around the world...	Ja TEDCred scores, TEDCred medals, and badges	Nein	Ja Related TED Talks	Ja	Ja vote for great conversation	Ja	Ja Discussion summary	Nein	Nein	Nein	Nein	Nein	Nein	Nein	Nein	Nein	Nein	Nein	Nein	Ja	Ja Whether it's one day or one month, TED Conversations are assigned an expiration date to keep the discussion sharp and on-topic	Ja	Nein	Creative Commons 3.0 (Attribution-NonCommercial-NoDerivatives) license: attribute the conversation; noncommercial use only; and no derivative works.	TED account	Likes 0	2011-02-21 23:47:20
Yahoo Answers		yahoo.com	Yahoo! Answers is a place where people ask and answer questions on any topic. Why not share your facts, opinions and personal experiences with the Yahoo! Answers community?	Everybody	General topics and discussion	Ja points, levels, statistics	Ja	Nein	Nein	Ja mark question as interesting	Ja up	Nein	Ja private watchlist	Nein	Nein	Nein	Nein	Nein	Nein	Nein	Nein	Nein	Nein	Ja not really.. only number of personal questions and answers	Nein	Nein	Ja	Nein	Yahoo copyright	Yahoo, Facebook, Google	Likes 0	2011-02-21 23:47:20
AskOpinion		askopinion.com		websites are for everyone from beginners to advanced users	general topics discussions tips	Ja	Ja	Nein	Ja	Ja	Ja	Ja questions, answers	Ja	Ja	Ja	Ja	Ja	Ja	Ja	Nein	Ja	Nein	Ja		Nein	Nein	Nein	Nein		facebook , twetter	Likes 0	2021-04-12 20:10:05