gistfile1.txt

--- Visual C++ Packages ---
The MSVC runtime libraries VC9, VC10, VC11 are required for Wampserver 2.4, 2.5 and 3.0, even if you use only Apache and PHP versions with VC11. Runtimes VC13, VC14 is required for PHP 7 and Apache 2.4.17
-- VC9 Packages (Visual C++ 2008 SP1)
http://www.microsoft.com/en-us/download/details.aspx?id=5582
http://www.microsoft.com/en-us/download/details.aspx?id=2092
-- VC10 Packages (Visual C++ 2010 SP1)
http://www.microsoft.com/en-us/download/details.aspx?id=8328
http://www.microsoft.com/en-us/download/details.aspx?id=13523
-- VC11 Packages (Visual C++ 2012 Update 4)
The two files VSU4\vcredist_x86.exe and VSU4\vcredist_x64.exe to be download are on the same page: http://www.microsoft.com/en-us/download/details.aspx?id=30679
-- VC13 Packages] (Visual C++ 2013[)
The two files VSU4\vcredist_x86.exe and VSU4\vcredist_x64.exe to be download are on the same page: https://www.microsoft.com/en-us/download/details.aspx?id=40784
-- VC14 Packages (Visual C++ 2015)
The two files vcredist_x86.exe and vcredist_x64.exe to be download are on the same page:
http://www.microsoft.com/fr-fr/download/details.aspx?id=48145
If you have a 64-bit Windows, you must install both 32 and 64bit versions, even if you do not use Wampserver 64 bit.