diff --git a/.rubocop.yml b/.rubocop.yml
index 19b7d95..607eb78 100644
--- a/.rubocop.yml
+++ b/.rubocop.yml
@@ -58,7 +58,7 @@ Metrics/ClassLength:
   Max: 350
 
 Metrics/ParameterLists:
-  Max: 15
+  Max: 16
 
 Naming/FileName:
   Enabled: false
diff --git a/lib/colorls/core.rb b/lib/colorls/core.rb
index 49673bc..7ffb55b 100644
--- a/lib/colorls/core.rb
+++ b/lib/colorls/core.rb
@@ -26,8 +26,8 @@ module ColorLS
 
   class Core
     def initialize(all: false, sort: false, show: false,
-      mode: nil, git_status: false, almost_all: false, colors: [], group: nil,
-      reverse: false, hyperlink: false, tree_depth: nil, show_group: true, show_user: true,
+      mode: nil, show_git: false, almost_all: false, colors: [], group: nil,
+      reverse: false, hyperlink: false, tree_depth: nil, show_inode: false, show_group: true, show_user: true,
       indicator_style: 'slash', time_style: '')
       @count = {folders: 0, recognized_files: 0, unrecognized_files: 0}
       @all          = all
@@ -38,12 +38,16 @@ module ColorLS
       @group        = group
       @show         = show
       @one_per_line = mode == :one_per_line
+      @show_inode   = show_inode
       init_long_format(mode,show_group,show_user)
       @tree         = {mode: mode == :tree, depth: tree_depth}
       @horizontal   = mode == :horizontal
-      @git_status   = init_git_status(git_status)
+      @show_git     = show_git
+      @git_status   = init_git_status(show_git)
       @time_style   = time_style
       @indicator_style = indicator_style
+      # how much characters an item occupies besides its name
+      @additional_chars_per_item = 12 + (@show_git ? 4 : 0) + (@show_inode ? 10 : 0)
 
       init_colors colors
 
@@ -149,11 +153,8 @@ module ColorLS
       end
     end
 
-    # how much characters an item occupies besides its name
-    CHARS_PER_ITEM = 12
-
     def item_widths
-      @contents.map { |item| Unicode::DisplayWidth.of(item.show) + CHARS_PER_ITEM }
+      @contents.map { |item| Unicode::DisplayWidth.of(item.show) + @additional_chars_per_item }
     end
 
     def filter_hidden_contents
@@ -298,6 +299,12 @@ module ColorLS
       end
     end
 
+    def inode(content)
+      return '' unless @show_inode
+
+      content.stats.ino.to_s.rjust(10).colorize(@colors[:inode])
+    end
+
     def long_info(content)
       return '' unless @long
 
@@ -336,7 +343,7 @@ module ColorLS
       entry = "#{out_encode(logo)}  #{out_encode(name)}"
       entry = entry.bright if !content.directory? && content.executable?
 
-      "#{long_info(content)} #{git_info(content)} #{entry.colorize(color)}#{symlink_info(content)}"
+      "#{inode(content)} #{long_info(content)} #{git_info(content)} #{entry.colorize(color)}#{symlink_info(content)}"
     end
 
     def ls_line(chunk, widths)
@@ -346,7 +353,7 @@ module ColorLS
         entry = fetch_string(content, *options(content))
         line << (' ' * padding)
         line << '  ' << entry.encode(Encoding.default_external, undef: :replace)
-        padding = widths[i] - Unicode::DisplayWidth.of(content.show) - CHARS_PER_ITEM
+        padding = widths[i] - Unicode::DisplayWidth.of(content.show) - @additional_chars_per_item
       end
       print line << "\n"
     end
diff --git a/lib/colorls/flags.rb b/lib/colorls/flags.rb
index 2a64973..0a84fbc 100644
--- a/lib/colorls/flags.rb
+++ b/lib/colorls/flags.rb
@@ -102,9 +102,10 @@ module ColorLS
         mode: STDOUT.tty? ? :vertical : :one_per_line, # rubocop:disable Style/GlobalStdStream
         all: false,
         almost_all: false,
-        git_status: false,
+        show_git: false,
         colors: [],
         tree_depth: 3,
+        show_inode: false,
         show_group: true,
         show_user: true,
         indicator_style: 'slash',
@@ -141,8 +142,9 @@ module ColorLS
       options.on('-A', '--almost-all', 'do not list . and ..')            { @opts[:almost_all] = true }
       options.on('-d', '--dirs', 'show only directories')                 { @opts[:show] = :dirs }
       options.on('-f', '--files', 'show only files')                      { @opts[:show] = :files }
-      options.on('--gs', '--git-status', 'show git status for each file') { @opts[:git_status] = true }
+      options.on('--gs', '--git-status', 'show git status for each file') { @opts[:show_git] = true }
       options.on('-p', 'append / indicator to directories')               { @opts[:indicator_style] = 'slash' }
+      options.on('-i', '--inode', 'show inode number')                    { @opts[:show_inode] = true }
       options.on('--report=[WORD]', %w[short long], 'show report: short, long (default if omitted)') do |word|
         word ||= :long
         @report_mode = word.to_sym
diff --git a/lib/yaml/dark_colors.yaml b/lib/yaml/dark_colors.yaml
index a379b56..37f4510 100644
--- a/lib/yaml/dark_colors.yaml
+++ b/lib/yaml/dark_colors.yaml
@@ -36,6 +36,7 @@ tree:   cyan
 empty:  yellow
 error:  red
 normal: darkkhaki
+inode: moccasin
 
 # Git
 addition:     chartreuse
diff --git a/lib/yaml/light_colors.yaml b/lib/yaml/light_colors.yaml
index 7df1fc0..dff3283 100644
--- a/lib/yaml/light_colors.yaml
+++ b/lib/yaml/light_colors.yaml
@@ -36,6 +36,7 @@ tree:   cyan
 empty:  yellow
 error:  red
 normal: black
+inode: black
 
 # Git
 addition:     chartreuse
diff --git a/spec/color_ls/flags_spec.rb b/spec/color_ls/flags_spec.rb
index 99d76f7..c0045ae 100644
--- a/spec/color_ls/flags_spec.rb
+++ b/spec/color_ls/flags_spec.rb
@@ -371,6 +371,14 @@ RSpec.describe ColorLS::Flags do
     end
   end
 
+  context 'with --inode flag' do
+    let(:args) { ['--inode', '-i', 'show inode number', FIXTURES] }
+
+    it 'shows inode number' do
+      expect { subject }.to output(/\d{7,}/).to_stdout
+    end
+  end
+
   context 'with non-existent path' do
     let(:args) { ['not_exist_file'] }
 
diff --git a/test/checks b/test/checks
index 0714f5a..ee0b7f0 100644
--- a/test/checks
+++ b/test/checks
@@ -37,6 +37,7 @@ OK colorls --tree=1
 OK colorls --report
 OK colorls --report=long
 OK colorls --report=short
+OK colorls --inode
 
 LC_ALL=C OK colorls spec/fixtures/
 LC_ALL=C OK colorls --git spec/fixtures/