The document discusses the growth and popularity of .NET and C# programming languages. It shows that C# has the most users with millions of developers, followed by VB and F# with tens of thousands of users each. It also highlights the 61% year-over-year growth in .NET active developers, 40% of .NET Core downloads by new developers, and 62% of GitHub contributions to .NET projects coming from outside of Microsoft. Charts show increasing community pull requests over time for .NET projects.

24. .NET STANDARD LIBRARY

26. F#
10,000’s
Tens of thousands
VB
100,000’s
Hundreds of thousands
C#
1,000,000’s
Millions

27. stackoverflow.com/insights/survey/2017#most-popular-technologies

28. 61%YoY Growth .NET Active Developers
(VS 2012+)
40%.NET Core downloads by new developers 62% GitHub contributions from outside of Microsoft
(corefx / coreclr repos)
0
100
200
300
400
500
600
700
800
900
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Oct
Nov
Dec
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Oct
Nov
Dec
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Qtr1 Qtr2 Qtr3 Qtr4 Qtr1 Qtr2 Qtr3 Qtr4 Qtr1 Qtr2 Qtr3
2014 2015 2016
Community PRs by month

30. .NET STANDARD LIBRARY

32. Plain Text Request Per Second

33. .NET STANDARD LIBRARY

35. .NET STANDARD LIBRARY

41. RESTAPI
Offline
sync
Facebook Twitter Microsoft Google Azure Active
Directory
Azure Mobile Apps
WindowsAndroid
Chrome
iOS
OSX
In-AppKindle
Backend code
SQL MongoTables O365 API Apps
Offline Sync

43. Visual Studio
Visual Studio for Mac
Visual Studio Code
Visual Studio Mobile Center
Visual Studio Team Services

44. iOSWindows AndroidLinux
Clojure CoffeeScript Go Groovy Java Objective-C Perl PHP Ruby Rust Swift

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