Google Groups rank: 1
Google Groups allows you to create and participate in online forums and email-based groups with a rich experience for community conversations.

Reddit softwaredevelopment rank: 4
Software development methodologies, techniques, and tools. Not to be confused with programming. Covering Agile, RUP, Waterfall, Crystal, Extreme Programming, Scrum, Lean, Kanban and more.

Stack Overflow rank: 37
Stack Overflow is the largest online community for programmers to learn, share their knowledge, and advance their careers

Quora rank: 58
Quora is a question-and-answer site where questions are asked, answered, edited and organized by its community of users.

Stackexchange rank: 73
Stack Exchange is a network of question-and-answer websites on topics in varied fields, each site covering a specific topic, where questions, answers, and users are subject to a reputation award process. The sites are modeled after Stack Overflow, a Q&A site for computer programming questions that was the original site in this network

w3schools rank: 201
W3Schools is a popular web site for learning web technologies online.[2] Content includes tutorials and references relating to HTML, CSS, JavaScript, PHP, SQL, Bootstrap, and jQuery. It receives more than 10 million unique visitors monthly.

CodeProject rank: 2,764
CodeProject is a community of Software development and Design developers joined together with certain common goals: to learn, to teach and to have fun programming. Developers from all over the world come together to share source code, tutorials and knowledge for free to help their fellow programmers.

CodeRanch rank: 9,276
CodeRanch is a friendly forum to learn about and discussing programming. We used to be called JavaRanch but have branched out to other languages. You can ask about HTML, JavaScript, CSS, Python, Groovy and many other languages. Or you can get/give career advice. rank: 9,902
The best PHP and Laravel screencasts on the web.

Programmers Heaven - Resources for Developers rank: 118,818
Resources for developers in C, C++, C#, .Net, Visual Basic, Java, Ruby, PHP, Perl, Python and more. Featuring forums, tens of thousands of resources for programmers and much more!

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