Added NixOS on WSL to NixOS Tools and Modules.

Added more Nix tutorials.

README.md

@@ -146,6 +146,8 @@
  
  - [Nix Shorts](https://github.com/justinwoo/nix-shorts/)
  
+ - [How to Learn Nix tutorials by Ian Henry](https://ianthehenry.com/posts/how-to-learn-nix/)
+
  - [Getting started with Home Manager for Nix](https://ghedam.at/24353/tutorial-getting-started-with-home-manager-for-nix)
 
  - [NixOS Wiki - Raspberry Pi 4](https://nixos.wiki/wiki/NixOS_on_ARM/Raspberry_Pi_4)
@@ -243,8 +245,6 @@
 
  - [Nixcloud-webservices](https://github.com/nixcloud/nixcloud-webservices) is a set of nixpkgs extension for web-related technologies.
 
- - [Krops](https://cgit.krebsco.de/krops/about/) is a stateless alternative to nixops with improved secret management.
-
  - [Mach-nix](https://github.com/DavHau/mach-nix) is a tool that makes it easy to create and share reproducible python environments or packages. Existing tools for python package management often suffer from reproducibility and complexity issues, requiring a multitude of tools and additional virtualization layers to work sufficiently. 
  
   - [Digga](https://github.com/divnix/digga) is a flake utility library that helps you declaratively craft and manage all three layers of your system environment within a single nix flakes repository:
@@ -323,6 +323,10 @@
 
  - [Nix-alien](https://github.com/thiagokokada/nix-alien) is a tool to run unpatched binaries on Nix/NixOS easily.
  
+ - [Disko](https://github.com/nix-community/disko) is a declarative disk partitioning tool using Nix. 
+ 
+ - [NixOS on WSL](https://github.com/nix-community/NixOS-WSL) is a minimal root filesystem for running NixOS on WSL. It can be used with DistroLauncher as ```install.tar.gz``` or as input to ```wsl --import --version 2```.
+
 ## NixOS Desktop
 [Back to the Top](https://github.com/mikeroyal/NixOS-Guide#table-of-contents)