diff --git a/init.lua b/init.lua
index 6b9f3db..a6883ef 100644
--- a/init.lua
+++ b/init.lua
@@ -1,4 +1,4 @@
 return {
-  colorscheme = "kanagawa",
+  colorscheme = "catppuccin",
 }
 
diff --git a/plugins/languages.lua b/plugins/languages.lua
index ec6dfed..f310ed0 100644
--- a/plugins/languages.lua
+++ b/plugins/languages.lua
@@ -1,5 +1,6 @@
 return {
   "AstroNvim/astrocommunity",
   { import = "astrocommunity.pack.typescript" },
+  { import = "astrocommunity.pack.cs" },
   { import = "astrocommunity.pack.markdown" },
 }
diff --git a/plugins/notes.lua b/plugins/notes.lua
new file mode 100644
index 0000000..174122a
--- /dev/null
+++ b/plugins/notes.lua
@@ -0,0 +1,33 @@
+return {
+  "tomasky/bookmarks.nvim",
+  event = "VimEnter",
+  config = function()
+    require("bookmarks").setup({
+      keywords =  {
+        ["@t"] = "󰃁 ", -- mark annotation startswith @t ,signs this icon as `Todo`
+        ["@w"] = " ", -- mark annotation startswith @w ,signs this icon as `Warn`
+        ["@f"] = "⛏ ", -- mark annotation startswith @f ,signs this icon as `Fix`
+        ["@n"] = "󰃃 ", -- mark annotation startswith @n ,signs this icon as `Note`
+      },
+      on_attach = function(bufnr)
+        -- local bm = require "bookmarks"
+        -- local map = vim.keymap.set
+        -- map("n","mm",bm.bookmark_toggle) -- add or remove bookmark at current line
+        -- map("n","mi",bm.bookmark_ann) -- add or edit mark annotation at current line
+        -- map("n","mc",bm.bookmark_clean) -- clean all marks in local buffer
+        -- map("n","mn",bm.bookmark_next) -- jump to next mark in local buffer
+        -- map("n","mp",bm.bookmark_prev) -- jump to previous mark in local buffer
+        -- map("n","ml",bm.bookmark_list) -- show marked file list in quickfix window
+      end
+    })
+    require('telescope').load_extension('bookmarks')
+  end,
+  keys = {
+    { "<leader>mm", ":lua require('bookmarks').bookmark_toggle()<cr>", desc = "Toggle bookmark"},
+    { "<leader>mi", ":lua require('bookmarks').bookmark_ann()<cr>", desc = "Add/edit annotation"},
+    { "<leader>mc", ":lua require('bookmarks').bookmark_clean()<cr>", desc = "Clear annotations"},
+    { "<leader>mn", ":lua require('bookmarks').bookmark_next()<cr>", desc = "Next annotations"},
+    { "<leader>mp", ":lua require('bookmarks').bookmark_prev()<cr>", desc = "Prev annotations"},
+    { "<leader>ml", ":Telescope bookmarks list<cr>", desc = "List annotations"},
+  }
+}
diff --git a/plugins/theme.lua b/plugins/theme.lua
index 87616a1..8c69716 100644
--- a/plugins/theme.lua
+++ b/plugins/theme.lua
@@ -1,11 +1,10 @@
 return {
   "AstroNvim/astrocommunity",
-  { import = "astrocommunity.colorscheme.nightfox", enabled = true },
   {
-    import = "astrocommunity.colorscheme.kanagawa",
-  },
-  {
-    import = "astrocommunity.colorscheme.oxocarbon",
-    enabled = true,
-  },
+      "catppuccin/nvim",
+      name = "catppuccin",
+      config = function()
+        require("catppuccin").setup {}
+      end,
+    },
 }