Yōkai

This is my personal Nix(OS) configuration that I use across my machines.

Illustrations by いらすとや

🗃️ Contents

• hosts/ - Host-specific configuration
• lib/: Helper functions and attributes
• mixins/ - Individual application configuration
• modules/ - Modules that can be enabled and configured through options
• overlays/ - Overlays to nixpkgs
• pkgs/ - Custom packages definitions
• secrets/ - Encrypted secrets

💻 Hosts

Icon	Name	Description	Hardware	System
🐈‍⬛	bakeneko	Personal laptop (new)	ASUS ROG Zephyrus G16 (2024) GU605	Windows (WSL)
🕷️	jorogumo	Work laptop	MacBook Pro M3	macOS
🐸	kappa	Personal laptop (old)	ASUS ROG Zephyrus GX701	NixOS
👺	tengu	Virtual private server	Hetzner Cloud Server	NixOS

📜 System Management

⚒️ Rebuild (NixOS)

sudo nixos-rebuild switch --flake .#<hostname>

⚒️ Rebuild (Darwin)

darwin-rebuild switch --flake .#<hostname>

🔄 Update

To update the flake.lock file:

nix flake update

♻️ Garbage Collection

To remove unused packages:

sudo nix-collect-garbage