Add link to pyinstxtractor-web

Author: extremecoders-re

README.md

@@ -51,7 +51,8 @@ For other questions and information, please see the [Wiki](https://github.com/ex
 
 - [pyinstxtractor-ng](https://github.com/pyinstxtractor/pyinstxtractor-ng): 
 A standalone binary version of pyinstxtractor. This tool doesn't require Python to run and can extract all supported versions of PyInstaller.
+- [pyinstxtractor-web](https://pyinstxtractor-web.netlify.app): pyinstxtractor running in the web browser, powered by Go & GopherJS.
 
 ## License
 
-GNU General Public License v3.0
+GNU General Public License v3.0