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+# I got some additional config in 2022 from https://findelabs.com/post/openbsd-with-tmux/
+# unbind some default keybindings
+unbind C-b
+
+#set-option -sa terminal-features ',screen-256color:RGB'
+set-option -g focus-events on
+
+# set shell
+#set -g default-shell '/bin/ksh'
+
+# command sequence  for nested tmux sessions
+bind-key a send-prefix
+
+# set prefix key to ctrl-a
+set -g prefix C-a
+
+set-option -g status-interval 60
+
+# lower command delay
+set -sg escape-time 1
+
+# force tmux to use xterm
+#set -g default-terminal "xterm-256color"
+#set -g default-terminal "tmux-256color"
+set -g default-terminal "screen-256color"
+
+# set from advice in neovim :checkhealth
+#set-option -sa terminal-overrides ',screen-256color:RGB'
+
+# start first window and pane at 1, not zero
+set -g base-index 1
+set -g pane-base-index 1
+
+# bind r to reloading the config file
+bind r source-file ~/.tmux.conf \; display "Reloaded tmux config file."
+
+# pass through a ctrl-a if you press it twice
+bind C-a send-prefix
+
+# better mnemonics for splitting panes!
+bind | split-window -h
+bind - split-window -v
+
+# vim / xmonad style bindings for pane movement
+bind -r h select-pane -L
+bind -r j select-pane -D
+bind -r k select-pane -U
+bind -r l select-pane -R
+
+# vim / xmonad style bindings for window movement
+bind -r C-h select-window -t :-
+bind -r C-l select-window -t :+
+
+# history limit to 10K lines
+set -g history-limit 10000
+
+# shift-movement keys will resize panes
+bind -r H resize-pane -L 5
+bind -r J resize-pane -D 5
+bind -r K resize-pane -U 5
+bind -r L resize-pane -R 5
+
+# make mouse useful in copy mode
+set -g mouse on
+
+# ctl-left/right keys
+set-window-option -g xterm-keys on
+
+# Configure Ctrl+Arrow keys to create and navigate through windows
+bind -n C-Left previous-window
+bind -n C-Right next-window
+bind -n C-Up new-window
+bind -n C-Down confirm-before -p "kill-window #P? (y/n)" kill-window
+
+# Set visual notifications - these are quite nippy
+setw -g monitor-activity off
+set -g visual-activity off
+
+# disable mouse support (at least while we're learning)
+# setw -g mode-mouse off
+# set -g mouse-select-pane off
+# set -g mouse-resize-pane off
+# set -g mouse-select-window off
+#
+# copy and paste
+unbind p
+bind p paste-buffer
+#bind -t vi-copy 'v' begin-selection
+#bind -t vi-copy 'y' copy-selection
+# new copy and paste (needed for st terminal) = https://www.rushiagr.com/blog/2016/06/16/everything-you-need-to-know-about-tmux-copy-pasting-ubuntu/
+
+bind-key -T copy-mode-vi v send-keys -X begin-selection
+bind-key -T copy-mode-vi y send-keys -X copy-selection
+bind-key -T copy-mode-vi r send-keys -X rectangle-toggle
+
+# also copy to system clipboard
+#bind -T vi-copy y copy-pipe "xclip -sel clip -i"
+
+# enable copy and paste with the mouse!
+set -g mouse off
+
+# geohot colors
+set -g status-position bottom
+set -g status-bg colour234
+set -g status-fg colour137
+set -g status-style dim
+set -g status-left ''
+#set -g status-right '#[fg=colour233,bg=colour241,bold] %d/%m #[fg=colour233,bg=colour245,bold] %H:%M:%S '
+set -g status-right '[#(TZ="Europe/London" date +"%%Y-%%m-%%d %%H:%%M")]'
+set -g status-right-length 50
+set -g status-left-length 20
+
+setw -g window-status-current-style fg=colour81
+setw -g window-status-current-style bg=colour238
+setw -g window-status-current-style bold
+setw -g window-status-current-format ' #I#[fg=colour250]:#[fg=colour255]#W#[fg=colour50]#F '
+
+setw -g window-status-style fg=colour138
+setw -g window-status-style bg=colour235
+setw -g window-status-style none
+setw -g window-status-format ' #I#[fg=colour237]:#[fg=colour250]#W#[fg=colour244]#F '
+
+setw -g window-status-bell-style bold
+setw -g window-status-bell-style fg=colour255
+setw -g window-status-bell-style bg=colour1
+
+
+# fiddle with colors of status bar
+# set color for status bar
+#set-option -g status-bg colour240
+#set-option -g status-bg black
+#set-option -g status-fg yellow
+#set -g status-position bottom
+#set -g status-style "bg=colour1"
+#set -g status-style "fg=colour137"
+##set -g status-fg colour137
+##set -g status-attr dim
+##set -g status-left ''
+#set -g status-left-length 30
+#set -g status-right '#[fg=colour233,bg=colour241,bold] %d/%m #[fg=colour233,bg=colour245,bold] %H:%M:%S '
+##set -g status-right-length 5
+##set -g status-left-length 20
+
+# show hostname and IP address on the left side of status bar
+#set-option -g status-left-length 100
+#set -g status-left ' #( sysctl -n vm.loadavg ) ' - this isn't useful
+
+# show session name, window, pane number, date and time on right side
+set -g status-right-length 100
+
+##setw -g window-status-current-bg colour238
+##setw -g window-status-current-style bold
+#setw -g window-status-current-format ' #[bg=colour237]#I#[fg=colour250]:#[fg=colour255]#[bg=colour237]#W#[fg=colour50]#F '
+##
+#setw -g window-status-style "fg=colour61"
+#setw -g window-status-style "bg=colour235"
+#setw -g window-status-attr none
+#setw -g window-status-format ' #I#[fg=colour237]:#[fg=colour250]#W#[fg=colour244]#F '
+#
+#setw -g window-status-bell-attr bold
+#setw -g window-status-bell-fg colour255
+#setw -g window-status-bell-bg colour1
+##
+## fuck with border colours
+#set -g pane-border-fg yellow
+#set -g pane-active-border-fg red
+#
+#
+## fiddle with colors of inactive windows
+#setw -g window-status-fg cyan
+
+# vim mode keys
+setw -g mode-keys vi
+
+# battery information in status bar
+set -g status-interval 40
+set -g status-right "#[fg=colour155]#(apm -l)%% | #[fg=colour45]%d %b %R"
+
+#
+## Smart pane switching with awareness of Vim splits.
+## See: https://github.com/christoomey/vim-tmux-navigator
+#is_vim="ps -o state= -o comm= -t '#{pane_tty}' \
+#	| grep -iqE '^[^TXZ ]+ +(\\S+\\/)?g?(view|n?vim?x?)(diff)?$'"
+#bind-key -n 'C-h' if-shell "$is_vim" 'send-keys C-h'  'select-pane -L'
+#bind-key -n 'C-j' if-shell "$is_vim" 'send-keys C-j'  'select-pane -D'
+#bind-key -n 'C-k' if-shell "$is_vim" 'send-keys C-k'  'select-pane -U'
+#bind-key -n 'C-l' if-shell "$is_vim" 'send-keys C-l'  'select-pane -R'
+#tmux_version='$(tmux -V | sed -En "s/^tmux ([0-9]+(.[0-9]+)?).*/\1/p")'
+#if-shell -b '[ "$(echo "$tmux_version < 3.0" | bc)" = 1 ]' \
+#	"bind-key -n 'C-\\' if-shell \"$is_vim\" 'send-keys C-\\'  'select-pane -l'"
+#if-shell -b '[ "$(echo "$tmux_version >= 3.0" | bc)" = 1 ]' \
+#	"bind-key -n 'C-\\' if-shell \"$is_vim\" 'send-keys C-\\\\'  'select-pane -l'"
+#
+#bind-key -T copy-mode-vi 'C-h' select-pane -L
+#bind-key -T copy-mode-vi 'C-j' select-pane -D
+#bind-key -T copy-mode-vi 'C-k' select-pane -U
+#bind-key -T copy-mode-vi 'C-l' select-pane -R
+#bind-key -T copy-mode-vi 'C-\' select-pane -l
+#
+#
+# try different, vimlike copy-mode
+unbind [
+bind Escape copy-mode
+unbind p
+bind p paste-buffer
+
+
+#List of plugins
+set -g @plugin 'tmux-plugins/tpm'
+set -g @plugin 'tmux-plugins/tmux-sensible'
+set -g @plugin 'tmux-plugins/tmux-resurrect'
+set -g @plugin 'tmux-plugins/tmux-yank'
+
+set -g @resurrect-save 'Q'
+set -g @resurrect-restore 'R'
+ 
+run-shell ~/.tmux-resurrect/resurrect.tmux
+# Initialize TMUX plugin manager (keep this line at the very bottom of tmux.conf)
+run '~/.tmux/plugins/tpm/tpm'