try out wezterm

.config/i3/config.cgt

@@ -46,7 +46,7 @@ bindsym XF86Calculator exec qalculate-gtk
 floating_modifier $mod
 
 # start a terminal
-bindsym $mod+Return exec TERMINAL=alacritty i3-sensible-terminal
+bindsym $mod+Return exec TERMINAL=<% opt.term_command %> i3-sensible-terminal
 
 # open thunar
 bindsym $mod+Ctrl+e exec thunar

.config/river/init.cgt

@@ -10,8 +10,8 @@
 
 # Note: the "Super" modifier is also known as Logo, GUI, Windows, Mod4, etc.
 
-# Super+Return to start an instance of alacritty
-riverctl map normal Super+Shift Return spawn alacritty
+# Super+Return to start a terminal
+riverctl map normal Super+Shift Return spawn <% opt.term_command %>
 
 # Super+Q to close the focused view
 riverctl map normal Super Q close

.config/wezterm/wezterm.lua.cgt

@@ -0,0 +1,69 @@
+local wt = require "wezterm"
+
+return {
+    color_scheme = "Dracula (Official)",
+    font = wt.font "<% opt.term_font %>",
+    window_background_opacity = 0.8,
+
+    disable_default_key_bindings = true,
+    leader = { key = "a", mods = "CTRL", timeout_milliseconds = 2000 },
+    keys = {
+        -- splitting
+        {
+            key = "h",
+            mods = "LEADER",
+            action = wt.action.SplitVertical {},
+        },
+        {
+            key = "v",
+            mods = "LEADER",
+            action = wt.action.SplitHorizontal {},
+        },
+
+        -- switching panes
+        {
+            key = "h",
+            mods = "ALT",
+            action = wt.action.ActivatePaneDirection "Left",
+        },
+        {
+            key = "j",
+            mods = "ALT",
+            action = wt.action.ActivatePaneDirection "Down",
+        },
+        {
+            key = "k",
+            mods = "ALT",
+            action = wt.action.ActivatePaneDirection "Up",
+        },
+        {
+            key = "l",
+            mods = "ALT",
+            action = wt.action.ActivatePaneDirection "Right",
+        },
+
+        -- tabs
+        {
+            key = "t",
+            mods = "CTRL|SHIFT",
+            action = wt.action.SpawnTab "CurrentPaneDomain",
+        },
+        {
+            key = "t",
+            mods = "CTRL",
+            action = wt.action.ActivateTabRelative(1),
+        },
+
+        -- font size
+        {
+            key = "+",
+            mods = "CTRL",
+            action = wt.action.IncreaseFontSize,
+        },
+        {
+            key = "-",
+            mods = "CTRL",
+            action = wt.action.DecreaseFontSize,
+        },
+    },
+}

cg_opts.lua

@@ -3,4 +3,6 @@ local opts = {}
 opts.font = "Iosevka Nerd Font"
 opts.term_font = "Iosevka Term Nerd Font Mono"
 
+opts.term_command = "wezterm"
+
 return opts