Update README.md

Author: sweisgerber-dev

README.md

@@ -5,16 +5,16 @@
 
 ## Tools:
 
-> Debian Stretch
+> [Debian Stretch](https://www.debian.org/releases/stretch/)
 
-- python 3.5 (default)
-- python 2.7
-- pip
-- npm
-- nodejs
 - build-essentials
-- ftp
-- imagemagick
+- [python 3.5 (default)](https://www.python.org/downloads/release/python-355/)
+- [python 2.7](https://www.python.org/download/releases/2.7/)
+- [pip](https://pip.pypa.io)
+- [npm](https://www.npmjs.com/)
+- [nodejs](https://nodejs.org)
+- [lftp](https://lftp.yar.ru/) with ftp over TLS
+- [imagemagick](https://www.imagemagick.org)
 
 
 ## [Docker Hub](https://hub.docker.com/r/sweisgerber/rubyll/)