diff --git a/app/storage.py b/app/storage.py
index 6650a7e..0281024 100644
--- a/app/storage.py
+++ b/app/storage.py
@@ -82,6 +82,42 @@ def save_palette_ase(palette: Palette, output_path: Path) -> None:
     output_path.write_bytes(header + b"".join(blocks))
 
 
+def save_tecot_map(palette: Palette, output_path: Path) -> None:
+    ensure_directory(output_path.parent)
+    colors = palette.colors
+    num_points = len(colors)
+    if num_points < 2:
+        return
+
+    lines: list[str] = ["#!MC 1410"]
+    lines.append("$!CreateColorMap")
+    lines.append(f"  Name = '{palette.name}'")
+    lines.append(f"  NumControlPoints = {num_points}")
+
+    for idx, color in enumerate(colors):
+        r, g, b = color.rgb
+        fraction = idx / (num_points - 1) if num_points > 1 else 0.0
+        fraction_str = f"{fraction:.4f}".rstrip("0").rstrip(".")
+        lines.append(f"  ControlPoint {idx + 1}")
+        lines.append("    {")
+        lines.append(f"    ColorMapFraction = {fraction_str}")
+        lines.append("    LeadRGB")
+        lines.append("      {")
+        lines.append(f"      R = {r}")
+        lines.append(f"      G = {g}")
+        lines.append(f"      B = {b}")
+        lines.append("      }")
+        lines.append("    TrailRGB")
+        lines.append("      {")
+        lines.append(f"      R = {r}")
+        lines.append(f"      G = {g}")
+        lines.append(f"      B = {b}")
+        lines.append("      }")
+        lines.append("    }")
+
+    output_path.write_text("\n".join(lines), encoding="utf-8")
+
+
 def save_originlab_pal(palette: Palette, output_path: Path, steps: int = 256) -> None:
     ensure_directory(output_path.parent)
     rgb_values = [color.rgb for color in palette.colors]
diff --git a/app/ui/main_window.py b/app/ui/main_window.py
index 4b56837..d5f2742 100644
--- a/app/ui/main_window.py
+++ b/app/ui/main_window.py
@@ -49,7 +49,7 @@
 from app.config import AppConfig
 from app.models import ColorEntry, Palette
 from app.parsers import load_image_grid_palette, load_palette, load_pdf_palette, pdf_page_count, render_pdf_page, scan_palettes
-from app.storage import ensure_directory, save_originlab_pal, save_palette_ase, save_palette_csv, save_palette_json
+from app.storage import ensure_directory, save_originlab_pal, save_palette_ase, save_palette_csv, save_palette_json, save_tecot_map
 from app.webdav import WebDavClient, WebDavError
 from app.ui.pdf_dialog import PdfExtractDialog
 
@@ -72,6 +72,7 @@ def ui_text(language: str, key: str, **kwargs: object) -> str:
             "target_general": "通用",
             "target_python": "Python",
             "target_matlab": "MATLAB",
+            "target_tecot": "Tecplot (.map)",
             "target_all_formats": "全部格式",
             "order_current": "当前顺序",
             "order_reverse": "反向顺序",
@@ -150,6 +151,7 @@ def ui_text(language: str, key: str, **kwargs: object) -> str:
             "target_general": "General",
             "target_python": "Python",
             "target_matlab": "MATLAB",
+            "target_tecot": "Tecplot (.map)",
             "target_all_formats": "All Formats",
             "order_current": "Current order",
             "order_reverse": "Reverse order",
@@ -1405,6 +1407,7 @@ def __init__(self, colors: list[ColorEntry], parent: QWidget | None = None) -> N
             [
                 ui_text(self.ui_language, "target_originlab"),
                 ui_text(self.ui_language, "target_general"),
+                ui_text(self.ui_language, "target_tecot"),
                 "R",
                 ui_text(self.ui_language, "target_python"),
                 ui_text(self.ui_language, "target_matlab"),
@@ -1444,6 +1447,7 @@ def target_key(self) -> str:
         mapping = {
             ui_text(self.ui_language, "target_general"): "general",
             ui_text(self.ui_language, "target_originlab"): "originlab",
+            ui_text(self.ui_language, "target_tecot"): "tecot",
             "R": "r",
             ui_text(self.ui_language, "target_python"): "python",
             ui_text(self.ui_language, "target_matlab"): "matlab",
@@ -4130,6 +4134,9 @@ def build_clipboard_text(self, target_key: str, palette: Palette) -> str:
         if target_key == "matlab":
             rows = [f"{r/255:.6f} {g/255:.6f} {b/255:.6f}" for r, g, b in (color.rgb for color in palette.colors)]
             return f"{self.make_safe_filename(palette.name)} = [ ...\n    " + "; ...\n    ".join(rows) + "\n];"
+        if target_key == "tecot":
+            rows = [f"{r/255:.6f} {g/255:.6f} {b/255:.6f}" for r, g, b in (color.rgb for color in palette.colors)]
+            return f"{self.make_safe_filename(palette.name)} = [ ...\n    " + "; ...\n    ".join(rows) + "\n];"
         if target_key == "originlab":
             return "\n".join(hexes)
         return ", ".join(hexes)
@@ -4143,7 +4150,7 @@ def export_palette_files(self, target_key: str, palette: Palette) -> Path | None
         save_palette_json(palette, library_json_path)
         created_files: list[Path] = [library_json_path]
         if target_key == "all_formats":
-            for export_key in ("originlab", "general", "r", "python", "matlab"):
+            for export_key in ("originlab", "general", "tecot", "r", "python", "matlab"):
                 self.export_palette_files(export_key, palette)
             return library_json_path
         exports_root = Path(self.config.library_dir) / "exports" / target_key
@@ -4164,6 +4171,12 @@ def export_palette_files(self, target_key: str, palette: Palette) -> Path | None
             created_files.extend([ase_path, csv_path])
             self.upload_webdav_files(created_files)
             return library_json_path
+        if target_key == "tecot":
+            map_path = exports_root / f"{file_stem}.map"
+            save_tecot_map(palette, map_path)
+            created_files.append(map_path)
+            self.upload_webdav_files(created_files)
+            return library_json_path
         content = self.build_clipboard_text(target_key, palette)
         extension = {"r": ".R", "python": ".py", "matlab": ".m"}[target_key]
         output_path = exports_root / f"{file_stem}{extension}"