From ad43162f24182465a54a038cf51c6f7522b6e1d6 Mon Sep 17 00:00:00 2001
From: David Heinemeier Hansson <david@hey.com>
Date: Mon, 9 Feb 2026 14:32:42 +0100
Subject: [PATCH] Add Tmux

Being able to use a unified terminal setup between local and remote
hosts has some real advantages.
---
 config/tmux/tmux.conf         | 64 +++++++++++++++++++++++++++++++++++
 default/themed/tmux.conf.tpl  | 26 ++++++++++++++
 install/omarchy-base.packages |  1 +
 migrations/1770638893.sh      |  9 +++++
 4 files changed, 100 insertions(+)
 create mode 100644 config/tmux/tmux.conf
 create mode 100644 default/themed/tmux.conf.tpl
 create mode 100644 migrations/1770638893.sh

diff --git a/config/tmux/tmux.conf b/config/tmux/tmux.conf
new file mode 100644
index 00000000..853ba55f
--- /dev/null
+++ b/config/tmux/tmux.conf
@@ -0,0 +1,64 @@
+# Reload config
+unbind r
+bind r source-file ~/.config/tmux/tmux.conf
+
+# Themeing
+source-file ~/.config/omarchy/current/theme/tmux.conf
+
+# General
+set -g default-terminal "tmux-256color"
+set -ag terminal-overrides ",*:RGB"
+set -g mouse on
+set -g base-index 1
+setw -g pane-base-index 1
+set -g renumber-windows on
+set -g history-limit 50000
+set -g escape-time 0
+set -g focus-events on
+set -g set-clipboard on
+setw -g aggressive-resize on
+set -g detach-on-destroy off
+
+# Status bar
+set -g status-position top
+set -g status-interval 5
+set -g status-left-length 30
+set -g status-right-length 50
+set -g window-status-separator ""
+
+# Vi mode for copy
+setw -g mode-keys vi
+bind -T copy-mode-vi v send -X begin-selection
+bind -T copy-mode-vi y send -X copy-selection-and-cancel
+
+# Saner splits that open in the same directory
+bind | split-window -h -c "#{pane_current_path}"
+bind - split-window -v -c "#{pane_current_path}"
+
+# Pane navigation
+unbind Left
+unbind Down
+unbind Up
+unbind Right
+bind Left select-pane -L
+bind Down select-pane -D
+bind Up select-pane -U
+bind Right select-pane -R
+
+# Pane resizing
+bind -r S-Left resize-pane -L 5
+bind -r S-Down resize-pane -D 5
+bind -r S-Up resize-pane -U 5
+bind -r S-Right resize-pane -R 5
+
+# Window navigation
+unbind PPage
+bind PPage previous-window
+bind NPage next-window
+
+# New windows in same directory
+bind c new-window -c "#{pane_current_path}"
+
+# Sessions
+bind C new-session
+bind X kill-session
diff --git a/default/themed/tmux.conf.tpl b/default/themed/tmux.conf.tpl
new file mode 100644
index 00000000..b93e8d5b
--- /dev/null
+++ b/default/themed/tmux.conf.tpl
@@ -0,0 +1,26 @@
+# Status bar
+set -g status-style "bg={{ background }},fg={{ foreground }}"
+
+# Left: session name
+set -g status-left "#[fg={{ background }},bg={{ accent }},bold] #S #[bg={{ background }}] "
+
+# Right: hostname + prefix indicator
+set -g status-right "#[fg={{ accent }}]#{?client_prefix,PREFIX ,}#[fg={{ color8 }}]#h "
+
+# Window tabs
+set -g window-status-format "#[fg={{ color8 }}] #I:#W "
+set -g window-status-current-format "#[fg={{ accent }},bold] #I:#W "
+
+# Pane borders
+set -g pane-border-style "fg={{ color8 }}"
+set -g pane-active-border-style "fg={{ accent }}"
+
+# Messages
+set -g message-style "bg={{ background }},fg={{ accent }}"
+set -g message-command-style "bg={{ background }},fg={{ accent }}"
+
+# Copy mode
+set -g mode-style "bg={{ accent }},fg={{ background }}"
+
+# Clock
+setw -g clock-mode-colour "{{ accent }}"
diff --git a/install/omarchy-base.packages b/install/omarchy-base.packages
index 17eade58..5c5adda9 100644
--- a/install/omarchy-base.packages
+++ b/install/omarchy-base.packages
@@ -120,6 +120,7 @@ swayosd
 system-config-printer
 tldr
 tree-sitter-cli
+tmux
 tobi-try
 ttf-cascadia-mono-nerd
 ttf-ia-writer
diff --git a/migrations/1770638893.sh b/migrations/1770638893.sh
new file mode 100644
index 00000000..1fae29fd
--- /dev/null
+++ b/migrations/1770638893.sh
@@ -0,0 +1,9 @@
+echo "Add Tmux as an option with themed styling"
+
+omarchy-pkg-add tmux
+
+if [[ ! -f ~/.config/tmux/tmux.conf ]]; then
+  mkdir -p ~/.config/tmux
+  cp $OMARCHY/config/tmux/tmux.config ~/.config/tmux/tmux.conf
+  omarchy-theme-reset
+fi