diff --git a/home.nix b/home.nix
new file mode 100644
index 0000000..a422f71
--- /dev/null
+++ b/home.nix
@@ -0,0 +1,325 @@
+{ config, lib, pkgs, pkgs-unstable, ... }:
+
+{
+  # Home Manager needs a bit of information about you and the paths it should
+  # manage.
+  home.username = "millironx";
+  home.homeDirectory = "/Users/millironx";
+
+  # This value determines the Home Manager release that your configuration is
+  # compatible with. This helps avoid breakage when a new Home Manager release
+  # introduces backwards incompatible changes.
+  #
+  # You should not change this value, even if you update Home Manager. If you do
+  # want to update the value, then make sure to first check the Home Manager
+  # release notes.
+  home.stateVersion = "23.11"; # Please read the comment before changing.
+
+  # The home.packages option allows you to install Nix packages into your
+  # environment.
+  home.packages = with pkgs; [
+    act
+    asitop
+    bat
+    cowsay
+    direnv
+    earthly
+    ffmpeg
+    figlet
+    fortune
+    gh
+    gitflow
+    git-absorb
+    gnugrep
+    gnupg
+    gnused
+    htop
+    jq
+    kdePackages.qtdeclarative
+    lsd
+    lynx
+    most
+    nil
+    nixd
+    nixfmt
+    pandoc
+    pinentry_mac
+    pipx
+    python3
+    quarto
+    shellcheck
+    sketchybar-app-font
+    sqlitebrowser
+    woodpecker-cli
+    yt-dlp
+    zulu17
+
+    # # It is sometimes useful to fine-tune packages, for example, by applying
+    # # overrides. You can do that directly here, just don't forget the
+    # # parentheses. Maybe you want to install Nerd Fonts with a limited number of
+    # # fonts?
+    (pkgs.nerdfonts.override {
+      fonts = [ "FiraCode" "Hack" "Meslo" "NerdFontsSymbolsOnly" ];
+    })
+    (texlive.combine { inherit (texlive) scheme-basic latex-bin latexmk; })
+
+    # # You can also create simple shell scripts directly inside your
+    # # configuration. For example, this adds a command 'my-hello' to your
+    # # environment:
+    # (pkgs.writeShellScriptBin "my-hello" ''
+    #   echo "Hello, ${config.home.username}!"
+    # '')
+    (pkgs.writeShellScriptBin "uq" ''
+      xattr -rdv com.apple.quarantine "/Applications/$1.app"
+    '')
+    (pkgs.writeShellScriptBin "get-current-wifi" ''
+      ipconfig getsummary $(networksetup -listallhardwareports | awk '/Hardware Port: Wi-Fi/{getline; print $2}') | awk -F ' SSID : ' '/ SSID : / {print $2}'
+    '')
+  ];
+
+  # Home Manager is pretty good at managing dotfiles. The primary way to manage
+  # plain files is through 'home.file'.
+  home.file = {
+    # # Building this configuration will create a copy of 'dotfiles/screenrc' in
+    # # the Nix store. Activating the configuration will then make '~/.screenrc' a
+    # # symlink to the Nix store copy.
+    # ".screenrc".source = dotfiles/screenrc;
+
+    # # You can also set the file content immediately.
+    # ".gradle/gradle.properties".text = ''
+    #   org.gradle.console=verbose
+    #   org.gradle.daemon.idletimeout=3600000
+    # '';
+  };
+
+  # Home Manager can also manage your environment variables through
+  # 'home.sessionVariables'. If you don't want to manage your shell through Home
+  # Manager then you have to manually source 'hm-session-vars.sh' located at
+  # either
+  #
+  #  ~/.nix-profile/etc/profile.d/hm-session-vars.sh
+  #
+  # or
+  #
+  #  /etc/profiles/per-user/millironx/etc/profile.d/hm-session-vars.sh
+  #
+  home.sessionVariables = {
+    EDITOR = "nvim";
+    PAGER = "most";
+    NXF_HOME = "$HOME/.nextflow";
+    NXF_CACHE = "$HOME/.cache/nextflow";
+    NXF_CONDA_CACHEDIR = "$NXF_CACHE/conda";
+    NXF_SINGULARITY_CACHEDIR = "$NXF_CACHE/singularity";
+    JULIA_NUM_THREADS = "$(sysctl -n hw.logicalcpu)";
+    JULIA_PKG_USE_CLI_GIT = "true";
+    GPG_TTY = "$(tty)";
+    SSH_AUTH_SOCK = "$(gpgconf --list-dirs agent-ssh-socket)";
+  };
+
+  home.shellAliases = {
+    cat = "bat";
+    ls = "lsd";
+    code = "codium";
+    nproc = "sysctl -n hw.logicalcpu";
+    please = "sudo $(fc -ln -1)";
+    nrun = ''
+      __NV_PRIME_RENDER_OFFLOAD=1 __GLX_VENDOR_LIBRARY_NAME=nvidia __VK_LAYER_NV_optimus="NVIDIA_only"'';
+    grim = "git rebase -i --autosquash $(git_main_branch)";
+    grid = "git rebase -i --autosquash $(git_develop_branch)";
+    gpub = "git push --set-upstream origin $(git rev-parse --abbrev-ref HEAD)";
+  };
+
+  home.sessionPath = [
+    "$HOME/.julia/bin"
+    "$HOME/.juliaup/bin"
+    "$HOME/.cargo/bin"
+    "$HOME/.local/bin"
+    "$HOME/.rd/bin"
+  ];
+
+  # Let Home Manager install and manage itself.
+  programs.home-manager.enable = true;
+
+  programs.bash = {
+    enable = true;
+    initExtra = ''
+      # >>> conda initialize >>>
+      # !! Contents within this block are managed by 'conda init' !!
+      __conda_setup="$($HOME/miniconda3/bin/conda shell.bash 'hook' 2> /dev/null)"
+      if [ $? -eq 0 ]; then
+          eval "$__conda_setup"
+      else
+          if [ -f "$HOME/miniconda3/etc/profile.d/conda.sh" ]; then
+              . "$HOME/miniconda3/etc/profile.d/conda.sh"
+          else
+              export PATH="$HOME/miniconda3/bin:$PATH"
+          fi
+      fi
+      unset __conda_setup
+
+      if [ -f "$HOME/miniconda3/etc/profile.d/mamba.sh" ]; then
+        . "$HOME/miniconda3/etc/profile.d/mamba.sh"
+      fi
+      # <<< conda initialize <<<
+        export PS1="[\[\e[32m\]\u\[\e[m\]@\[\e[33m\]\h\[\e[m\] \[\e[34m\]\W\[\e[m\]] \\$ "
+        function nd() {
+          mkdir -p "$1" && cd "$1"
+        }
+    '';
+    profileExtra = ''
+      if [ "$(arch)" = "i386" ]; then
+        eval "$(/usr/local/bin/brew shellenv bash)"
+      else
+        eval "$(/opt/homebrew/bin/brew shellenv bash)"
+      fi
+      #gpgconf --launch gpg-agent
+    '';
+  };
+  programs.bat = {
+    enable = true;
+    config = { pager = "less -SRF"; };
+  };
+  programs.direnv = {
+    enable = true;
+    enableBashIntegration = true;
+    enableZshIntegration = true;
+  };
+  programs.git = {
+    enable = true;
+    userName = "Thomas A. Christensen II";
+    userEmail = "25492070+MillironX@users.noreply.github.com";
+    signing = {
+      key = "0x19A2EF3A3C0C18A9!";
+      signByDefault = true;
+    };
+    extraConfig = {
+      core = { editor = "nvim"; };
+      credential = { helper = "store"; };
+      color = { ui = "auto"; };
+      init = { defaultBranch = "master"; };
+      column = { ui = "auto"; };
+      branch = { sort = "-committerdate"; };
+      tag = { sort = "version:refname"; };
+      diff = {
+        algorithm = "histogram";
+        colorMoved = "plain";
+        mnemonicPrefix = true;
+        renames = true;
+      };
+      push = {
+        default = "simple";
+        autoSetupRemote = true;
+        followTages = true;
+      };
+      fetch = {
+        prune = true;
+        pruneTags = true;
+        all = true;
+      };
+      help = { autocorrect = "prompt"; };
+      commit = { verbose = true; };
+      rerere = {
+        enabled = true;
+        autoupdate = true;
+      };
+      rebase = {
+        autoSquash = true;
+        autoStash = true;
+        updateRefs = true;
+      };
+      merge = { conflictstyle = "zdiff3"; };
+      pull = { rebase = true; };
+    };
+  };
+  programs.gpg.enable = true;
+  programs.neovim = {
+    enable = true;
+    package = pkgs.neovim-unwrapped;
+    coc.enable = true;
+    plugins = with pkgs.vimPlugins; [
+      mason-nvim
+      mason-lspconfig-nvim
+      nvim-lspconfig
+      nvim-dap
+      nvim-dap-ui
+      null-ls-nvim
+      nvim-lint
+      formatter-nvim
+      lspsaga-nvim
+      vim-slime
+    ];
+    extraLuaConfig = ''
+      require("mason").setup()
+    '';
+  };
+  programs.zsh = {
+    enable = true;
+    autosuggestion.enable = true;
+    enableCompletion = true;
+    completionInit =
+      "autoload -U compinit && compinit; autoload -U bashcompinit && bashcompinit";
+    antidote = {
+      enable = true;
+      plugins = [
+        "ohmyzsh/ohmyzsh path:lib"
+        "ohmyzsh/ohmyzsh path:plugins/git"
+        "ohmyzsh/ohmyzsh path:plugins/extract"
+        "zsh-users/zsh-syntax-highlighting"
+        "zsh-users/zsh-autosuggestions"
+        "zsh-users/zsh-completions"
+        "romkatv/powerlevel10k"
+      ];
+    };
+    initExtraFirst = ''
+      if [[ -r "''${XDG_CACHE_HOME:-$HOME/.cache}/p10k-instant-prompt-''${(%):-%n}.zsh" ]]; then
+        source "''${XDG_CACHE_HOME:-$HOME/.cache}/p10k-instant-prompt-''${(%):-%n}.zsh"
+      fi
+    '';
+    initExtra = ''
+      source ~/.p10k.zsh
+      # >>> conda initialize >>>
+      # !! Contents within this block are managed by 'conda init' !!
+      __conda_setup="$($HOME/miniconda3/bin/conda shell.zsh 'hook' 2> /dev/null)"
+      if [ $? -eq 0 ]; then
+          eval "$__conda_setup"
+      else
+          if [ -f "$HOME/miniconda3/etc/profile.d/conda.sh" ]; then
+              . "$HOME/miniconda3/etc/profile.d/conda.sh"
+          else
+              export PATH="$HOME/miniconda3/bin:$PATH"
+          fi
+      fi
+      unset __conda_setup
+
+      if [ -f "$HOME/miniconda3/etc/profile.d/mamba.sh" ]; then
+        . "$HOME/miniconda3/etc/profile.d/mamba.sh"
+      fi
+      # <<< conda initialize <<<
+      #gpgconf --launch gpg-agent
+      source "$HOME/.cargo/env"
+
+      function nd() {
+        mkdir -p "$1" && cd "$1"
+      }
+    '';
+    profileExtra = ''
+      if [ "$(arch)" = "i386" ]; then
+        eval "$(/usr/local/bin/brew shellenv zsh)"
+      else
+        eval "$(/opt/homebrew/bin/brew shellenv zsh)"
+      fi
+    '';
+  };
+  services.gpg-agent = {
+    enable = true;
+    enableBashIntegration = true;
+    enableSshSupport = true;
+    enableZshIntegration = true;
+    defaultCacheTtl = 60;
+    maxCacheTtl = 120;
+    pinentryPackage = pkgs.pinentry_mac;
+    sshKeys = [ "CC3F27D613DCC2248B56A881FDDACEF6EA090E37" ];
+    verbose = true;
+  };
+  services.syncthing.enable = true;
+}
diff --git a/homes/common.nix b/homes/common.nix
index 257c3f5..86f7fb2 100644
--- a/homes/common.nix
+++ b/homes/common.nix
@@ -1,5 +1,9 @@
 { config, lib, pkgs, pkgs-unstable, ... }:
 let
+  packages = import ./../pkgs.nix {
+    inherit pkgs;
+    inherit pkgs-unstable;
+  };
   conda_init = shell: ''
     # >>> conda initialize >>>
     # !! Contents within this block are managed by 'conda init' !!
@@ -34,33 +38,7 @@ in {
       ".p10k.zsh".source = ./../dotfiles/p10k.zsh;
       ".local/share/julia/config/startup.jl".source = ./../dotfiles/startup.jl;
     };
-    packages = with pkgs; [
-      act
-      cowsay
-      earthly
-      ffmpeg
-      figlet
-      fortune
-      gitflow
-      git-absorb
-      gnugrep
-      gnused
-      gzip
-      htop
-      jq
-      julia-bin
-      lynx
-      most
-      nil
-      nixd
-      nixfmt-classic
-      pipx
-      python3
-      quarto
-      shellcheck
-      zulu17
-      (texlive.combine { inherit (texlive) scheme-basic latex-bin latexmk; })
-    ];
+    packages = packages.common;
     sessionVariables = {
       PAGER = "most";
       NXF_HOME = "\${XDG_DATA_HOME:-$HOME/.local/share}/nextflow";
@@ -69,8 +47,8 @@ in {
       NXF_SINGULARITY_CACHEDIR = "$NXF_CACHE/singularity";
       JULIA_DEPOT_PATH = "\${XDG_DATA_HOME:-$HOME/.local/share}/julia:";
       JULIA_PKG_USE_CLI_GIT = "true";
-      # GPG_TTY = "$(tty)";
-      # SSH_AUTH_SOCK = "$(gpgconf --list-dirs agent-ssh-socket)";
+      GPG_TTY = "$(tty)";
+      SSH_AUTH_SOCK = "$(gpgconf --list-dirs agent-ssh-socket)";
     };
     shellAliases = {
       cat = "bat";
diff --git a/homes/darwin.nix b/homes/darwin.nix
index 393682e..9cf546f 100644
--- a/homes/darwin.nix
+++ b/homes/darwin.nix
@@ -1,15 +1,12 @@
-{ config, lib, pkgs, pkgs-unstable, ... }: {
+{ config, lib, pkgs, pkgs-unstable, ... }:
+let
+  packages = import ./../pkgs.nix {
+    inherit pkgs;
+    inherit pkgs-unstable;
+  };
+in {
   home = {
-    packages = with pkgs; [
-      asitop
-      pinentry_mac
-      (pkgs.writeShellScriptBin "uq" ''
-        xattr -rdv com.apple.quarantine "/Applications/$1.app"
-      '')
-      (pkgs.writeShellScriptBin "get-current-wifi" ''
-        ipconfig getsummary $(networksetup -listallhardwareports | awk '/Hardware Port: Wi-Fi/{getline; print $2}') | awk -F ' SSID : ' '/ SSID : / {print $2}'
-      '')
-    ];
+    packages = packages.darwin;
     sessionVariables = { JULIA_NUM_THREADS = "$(sysctl -n hw.logicalcpu)"; };
     shellAliases = { nproc = "sysctl -n hw.logicalcpu"; };
   };
diff --git a/homes/desktop.nix b/homes/desktop.nix
index ef4e2c3..e686125 100644
--- a/homes/desktop.nix
+++ b/homes/desktop.nix
@@ -8,14 +8,7 @@ let
   zed-config = import ./../programs/zed.nix;
 in {
   home = {
-    packages = with pkgs; [
-      kdePackages.qtdeclarative
-      sqlitebrowser
-      woodpecker-cli
-      (pkgs.nerdfonts.override {
-        fonts = [ "FiraCode" "Meslo" "NerdFontsSymbolsOnly" ];
-      })
-    ];
+    packages = packages.desktop;
     shellAliases = { code = "codium"; };
   };
   programs = {
@@ -33,8 +26,8 @@ in {
       enableBashIntegration = true;
       enableSshSupport = true;
       enableZshIntegration = true;
-      defaultCacheTtl = 10800;
-      maxCacheTtl = 21600;
+      defaultCacheTtl = 60;
+      maxCacheTtl = 120;
       verbose = true;
     };
     syncthing = { enable = true; };
diff --git a/homes/harmony.nix b/homes/harmony.nix
index 2943c78..65fbf0a 100644
--- a/homes/harmony.nix
+++ b/homes/harmony.nix
@@ -12,23 +12,11 @@
   # https://pkgs.tailscale.com/stable/fedora/tailscale.repo
   # https://packagecloud.io/filips/FirefoxPWA
 
-  # copr repos:
-  # iucar/rstudio
-
   # dnf packages:
-  # chromium
   # firefoxpwa - The nix version installs an "immutable" runtime, which simply launches extra browser windows on non-NixOS
-  # inkscape
   # kate
-  # krita
-  # musescore
   # nextcloud-client
   # nextcloud-client-dolphin
-  # obs-studio
-  # qownnotes
-  # qt
-  # rssguard
-  # rstudio-desktop
   # steam
   # tailscale
   # thunderbird
@@ -37,12 +25,11 @@
   # yakuake
   # zed
   # zsh
-  # R
   home = {
     username = "millironx";
     homeDirectory = "/home/millironx";
     # Signal desktop is not available in any other package repository for aarch64 linux
-    packages = [ pkgs-unstable.signal-desktop pkgs.bitwarden-desktop ];
+    packages = [ pkgs-unstable.signal-desktop ];
   };
   programs = {
     git = {
diff --git a/homes/linux-desktop.nix b/homes/linux-desktop.nix
index b5e1f52..f42c727 100644
--- a/homes/linux-desktop.nix
+++ b/homes/linux-desktop.nix
@@ -1,5 +1,15 @@
 { config, lib, pkgs, pkgs-unstable, ... }: {
-  home = { packages = with pkgs; [ ollama trayscale veracrypt ]; };
+  home = {
+    packages = with pkgs; [
+      inkscape-with-extensions
+      musescore
+      obs-studio
+      ollama
+      qownnotes
+      trayscale
+      veracrypt
+    ];
+  };
   programs = { };
   services = {
     flatpak = {
@@ -10,6 +20,7 @@
       # serves as a place for me to write down the flatpaks I want to install
       # anyway
       packages = [
+        "com.bitwarden.desktop"
         "com.github.tchx84.Flatseal"
         "com.logseq.Logseq"
         "io.freetubeapp.FreeTube"
diff --git a/homes/linux.nix b/homes/linux.nix
index 8914bac..155cdb6 100644
--- a/homes/linux.nix
+++ b/homes/linux.nix
@@ -15,18 +15,6 @@
       "${config.xdg.dataHome}/kio/servicemenus/powerpoint-to-pdf.desktop".source =
         ./../dotfiles/powerpoint-to-pdf.desktop;
     };
-    # A notable exception here: R
-    # R is a very painful program to manage.
-    # Package compatibility between R versions is abysmal, so I need to keep multiple R versions around.inherit
-    # For other languages, Nix/home-manager is the perfect solution
-    # (julia: `nix shell nixpkgs#julia-bin`, `nix shell nixpkgs#julia-lts`;
-    # node: `nix shell nixpkgs#nodejs`, `nix shell nixpkgs#nodejs_20`
-    # ruby: ... You get the picture).
-    # R is *very* complicated to manage in Nix.
-    # Nix requires bundling the base packages *and* RStudio, or RStudio can't find R.
-    # RStudio is useless without certain bundled packages (mainly `renv` in today's environment).
-    # Right now, I am using the distro's R on Linux, and Homebrew on MacOS.
-    # This is less than ideal, but I'm willing to deal with it for now.
     packages = with pkgs; [ bitwarden-cli ];
     sessionVariables = { JULIA_NUM_THREADS = "$(nproc)"; };
     shellAliases = {
diff --git a/pkgs.nix b/pkgs.nix
new file mode 100644
index 0000000..466d140
--- /dev/null
+++ b/pkgs.nix
@@ -0,0 +1,50 @@
+{ pkgs, pkgs-unstable, ... }: {
+  common = with pkgs; [
+    act
+    cowsay
+    earthly
+    ffmpeg
+    figlet
+    fortune
+    gitflow
+    git-absorb
+    gnugrep
+    gnused
+    gzip
+    htop
+    jq
+    julia-bin
+    lynx
+    most
+    nil
+    nixd
+    nixfmt-classic
+    pipx
+    python3
+    quarto
+    shellcheck
+    zulu17
+    (texlive.combine { inherit (texlive) scheme-basic latex-bin latexmk; })
+  ];
+
+  darwin = with pkgs; [
+    asitop
+    pinentry_mac
+    (pkgs.writeShellScriptBin "uq" ''
+      xattr -rdv com.apple.quarantine "/Applications/$1.app"
+    '')
+    (pkgs.writeShellScriptBin "get-current-wifi" ''
+      ipconfig getsummary $(networksetup -listallhardwareports | awk '/Hardware Port: Wi-Fi/{getline; print $2}') | awk -F ' SSID : ' '/ SSID : / {print $2}'
+    '')
+  ];
+
+  desktop = with pkgs; [
+    kdePackages.qtdeclarative
+    sqlitebrowser
+    woodpecker-cli
+    (pkgs.nerdfonts.override {
+      fonts = [ "FiraCode" "Meslo" "NerdFontsSymbolsOnly" ];
+    })
+  ];
+
+}