MAMP
MAMP stands for Mac, Apache, MySQL and PHP. It is a free, local server environment that can be installed on Mac and Windows.
Windows
Sublime Text
Sublime Text is a cross-platform, light-weight, fast and feature packed text editor for code, markup and prose.
AppServ for Windows
AppServ is an merging open source software installer package for Windows which provides us an easy way to configure Apache, PHP, and MySQL on our local computer.
Fiddler
Fiddler is a free Web Debugging Proxy which logs all HTTP(S) traffic between your computer and the Internet.
SHAREit
SHAREit is a free application that can transfer various files between all platforms and devices in seconds.
ZAPYA
ZAPYA is a free, fast, wireless, cross-platform file transfer for Android, iPhone/iPad, Windows Phone/PC, and Mac.