diff --git a/utils/.local/bin/notes b/utils/.local/bin/notes
new file mode 100755
index 0000000..05f9fc9
--- /dev/null
+++ b/utils/.local/bin/notes
@@ -0,0 +1,171 @@
+#!/bin/bash
+#shellcheck disable=SC2155,SC2207
+set -eo pipefail
+
+NOTES_DIR="$HOME/notes"
+EDITOR="${EDITOR:-nano}"
+mkdir -p "$NOTES_DIR"
+
+show_usage() {
+    cat <<EOF
+Usage: $(basename "$0") <command> [options]
+
+Commands:
+    add         Create a new note
+    edit        Open a note in editor
+    rm          Remove a note
+    list        List all notes
+
+Options for 'add':
+    -n, --name <name>    Custom note name (default: <unixtime>-untitled-note.md)
+    -t, --title <title>  Custom note title (default: "Untitled note")
+    --no-time            Don't add creation timestamp
+    --no-edit            Don't open editor
+
+Options for 'edit':
+    <name>               Note filename to edit
+
+Options for 'rm':
+    <name>               Note filename to remove
+
+Options for 'list':
+    (none)
+
+EOF
+}
+
+cmd_add() {
+    local name="untitled-note"
+    local title="Untitled note"
+    local add_time=true
+    local new_edit=true
+
+    while [[ $# -gt 0 ]]; do
+        case "$1" in
+            -n|--name) name="$2"; shift 2 ;;
+            -t|--title) title="$2"; shift 2 ;;
+            --no-time) add_time=false; shift ;;
+            --no-edit) new_edit=false; shift ;;
+            *)
+                echo "Unknown option: $1"
+                show_usage
+                exit 1
+                ;;
+        esac
+    done
+
+    local filename="$(date +%s)-${name}.md"
+    local filepath="$NOTES_DIR/$filename"
+
+    {
+        echo "# $title"
+        echo
+        if [[ "$add_time" == true ]]; then
+            echo
+            echo "Created at $(date '+%Y-%m-%d %H:%M:%S')"
+            echo
+        fi
+        echo "---"
+        echo
+    } > "$filepath"
+
+    echo "Created note: $filepath"
+
+    if [[ "$new_edit" == true ]]; then
+        $EDITOR "$filepath"
+    fi
+}
+
+cmd_edit() {
+    if [[ $# -lt 1 ]]; then
+        echo "Error: Note name required"
+        show_usage
+        exit 1
+    fi
+
+    local filename="$1"
+    local filepath="$NOTES_DIR/$filename"
+
+    if [[ ! -f "$filepath" ]]; then
+        echo "Error: Note not found: $filename"
+        exit 1
+    fi
+
+    $EDITOR "$filepath"
+}
+
+cmd_rm() {
+    if [[ $# -lt 1 ]]; then
+        echo "Error: Note name required"
+        show_usage
+        exit 1
+    fi
+
+    local filename="$1"
+    local filepath="$NOTES_DIR/$filename"
+
+    if [[ ! -f "$filepath" ]]; then
+        echo "Error: Note not found: $filename"
+        exit 1
+    fi
+
+    rm -v "$filepath"
+}
+
+cmd_list() {
+    local count=0
+    printf "%-40s %s\n" "Filename" "Title"
+    printf "%-40s %s\n" "--------" "-----"
+
+    # Use nullglob to handle empty directory case
+    local shopt_save
+    shopt_save=$(shopt -p nullglob)
+    shopt -s nullglob
+
+    local files=("$NOTES_DIR"/*.md)
+
+    # Restore original nullglob setting
+    eval "$shopt_save"
+
+    for file in "${files[@]}"; do
+        if [[ -f "$file" ]]; then
+            local filename=$(basename "$file")
+            local title=$(sed -n 's/^# \([^#].*\)/\1/p' "$file" | head -n1)
+
+            if [[ -z "$title" ]]; then
+                title="Untitled note"
+            fi
+
+            printf "%-40s # %s\n" "$filename" "$title"
+            ((count++))
+        fi
+    done
+
+    if [[ $count -eq 0 ]]; then
+        echo "No notes found"
+    else
+        echo ""
+        echo "Total: $count note(s)"
+    fi
+}
+
+if [[ $# -lt 1 ]]; then
+    cmd_list "$@"
+    exit 0
+fi
+
+command="$1"
+shift
+
+case "$command" in
+    add) cmd_add "$@"          ;;
+    edit) cmd_edit "$@"        ;;
+    rm) cmd_rm "$@"            ;;
+    list) cmd_list "$@"        ;;
+    -h|--help|help) show_usage ;;
+    *)
+        echo "Unknown command: $command"
+        show_usage
+        exit 1
+        ;;
+esac
diff --git a/utils/.local/bin/notes-completion b/utils/.local/bin/notes-completion
new file mode 100644
index 0000000..c713dad
--- /dev/null
+++ b/utils/.local/bin/notes-completion
@@ -0,0 +1,62 @@
+#!/bin/bash
+#shellcheck disable=SC2155,SC2207,SC2309,SC2034,SC2154,SC1087
+set -eo pipefail
+
+_notes_completion() {
+    local cur="${COMP_WORDS[COMP_CWORD]}"
+    local command="${COMP_WORDS[1]}"
+
+    if [[ COMP_CWORD -eq 1 ]]; then
+        COMPREPLY=($(compgen -W "add edit rm list" -- "$cur"))
+        return
+    fi
+
+    if [[ "$command" == "edit" || "$command" == "rm" ]]; then
+        local notes_dir="$HOME/notes"
+        local notes=()
+        if [[ -d "$notes_dir" ]]; then
+            for file in "$notes_dir"/*.md; do
+                if [[ -f "$file" ]]; then
+                    notes+=("$(basename "$file")")
+                fi
+            done
+        fi
+        local IFS=$'\n'
+        COMPREPLY=($(compgen -W "$(printf '%s\n' "${notes[@]}")" -- "$cur"))
+        compopt -o filenames
+        return
+    fi
+}
+
+_notes() {
+    local -a commands=(
+        'add:Create a new note'
+        'edit:Open a note in editor'
+        'rm:Remove a note'
+        'list:List all notes'
+    )
+
+    if (( CURRENT == 2 )); then
+        _describe 'command' commands
+    elif (( CURRENT >= 3 )); then
+        case $words[2] in
+            edit|rm)
+                local notes_dir="$HOME/notes"
+                if [[ -d "$notes_dir" ]]; then
+                    _files -W "$notes_dir" -g '*.md'
+                fi
+                ;;
+            *)
+                _message 'no more arguments'
+                ;;
+        esac
+    fi
+}
+
+if [[ -n "$BASH_VERSION" ]]; then
+    complete -F _notes_completion notes ./notes
+fi
+
+if [[ -n "$ZSH_VERSION" ]]; then
+    compdef _notes notes ./notes
+fi