feat: lower minimum Python requirement to 3.10+

MCPForUnity/Editor/Dependencies/DependencyManager.cs

@@ -126,7 +126,7 @@ private static void GenerateRecommendations(DependencyCheckResult result, IPlatf
             {
                 if (dep.Name == "Python")
                 {
-                    result.RecommendedActions.Add($"Install Python 3.11+ from: {detector.GetPythonInstallUrl()}");
+                    result.RecommendedActions.Add($"Install Python 3.10+ from: {detector.GetPythonInstallUrl()}");
                 }
                 else if (dep.Name == "UV Package Manager")
                 {

MCPForUnity/Editor/Dependencies/PlatformDetectors/LinuxPlatformDetector.cs

@@ -62,7 +62,7 @@ public override DependencyStatus DetectPython()
                     }
                 }
 
-                status.ErrorMessage = "Python not found. Please install Python 3.11 or later.";
+                status.ErrorMessage = "Python not found. Please install Python 3.10 or later.";
                 status.Details = "Checked common installation paths including system, snap, and user-local locations.";
             }
             catch (Exception ex)
@@ -144,10 +144,10 @@ private bool TryValidatePython(string pythonPath, out string version, out string
                     version = output.Substring(7); // Remove "Python " prefix
                     fullPath = pythonPath;
 
-                    // Validate minimum version (Python 4+ or Python 3.11+)
+                    // Validate minimum version (Python 4+ or Python 3.10+)
                     if (TryParseVersion(version, out var major, out var minor))
                     {
-                        return major > 3 || (major >= 3 && minor >= 11);
+                        return major > 3 || (major >= 3 && minor >= 10);
                     }
                 }
             }

MCPForUnity/Editor/Dependencies/PlatformDetectors/MacOSPlatformDetector.cs

@@ -33,9 +33,11 @@ public override DependencyStatus DetectPython()
                     "/usr/bin/python3",
                     "/usr/local/bin/python3",
                     "/opt/homebrew/bin/python3",
+                    "/Library/Frameworks/Python.framework/Versions/3.14/bin/python3",
                     "/Library/Frameworks/Python.framework/Versions/3.13/bin/python3",
                     "/Library/Frameworks/Python.framework/Versions/3.12/bin/python3",
-                    "/Library/Frameworks/Python.framework/Versions/3.11/bin/python3"
+                    "/Library/Frameworks/Python.framework/Versions/3.11/bin/python3",
+                    "/Library/Frameworks/Python.framework/Versions/3.10/bin/python3"
                 };
 
                 foreach (var candidate in candidates)
@@ -64,7 +66,7 @@ public override DependencyStatus DetectPython()
                     }
                 }
 
-                status.ErrorMessage = "Python not found. Please install Python 3.11 or later.";
+                status.ErrorMessage = "Python not found. Please install Python 3.10 or later.";
                 status.Details = "Checked common installation paths including Homebrew, Framework, and system locations.";
             }
             catch (Exception ex)
@@ -143,10 +145,10 @@ private bool TryValidatePython(string pythonPath, out string version, out string
                     version = output.Substring(7); // Remove "Python " prefix
                     fullPath = pythonPath;
 
-                    // Validate minimum version (Python 4+ or Python 3.11+)
+                    // Validate minimum version (Python 4+ or Python 3.10+)
                     if (TryParseVersion(version, out var major, out var minor))
                     {
-                        return major > 3 || (major >= 3 && minor >= 11);
+                        return major > 3 || (major >= 3 && minor >= 10);
                     }
                 }
             }

MCPForUnity/Editor/Dependencies/PlatformDetectors/WindowsPlatformDetector.cs

@@ -30,16 +30,26 @@ public override DependencyStatus DetectPython()
                 {
                     "python.exe",
                     "python3.exe",
+                    Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.LocalApplicationData),
+                        "Programs", "Python", "Python314", "python.exe"),
                     Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.LocalApplicationData),
                         "Programs", "Python", "Python313", "python.exe"),
                     Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.LocalApplicationData),
                         "Programs", "Python", "Python312", "python.exe"),
                     Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.LocalApplicationData),
                         "Programs", "Python", "Python311", "python.exe"),
+                    Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.LocalApplicationData),
+                        "Programs", "Python", "Python310", "python.exe"),
+                    Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.ProgramFiles),
+                        "Python314", "python.exe"),
                     Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.ProgramFiles),
                         "Python313", "python.exe"),
                     Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.ProgramFiles),
-                        "Python312", "python.exe")
+                        "Python312", "python.exe"),
+                    Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.ProgramFiles),
+                        "Python311", "python.exe"),
+                    Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.ProgramFiles),
+                        "Python310", "python.exe")
                 };
 
                 foreach (var candidate in candidates)
@@ -68,7 +78,7 @@ public override DependencyStatus DetectPython()
                     }
                 }
 
-                status.ErrorMessage = "Python not found. Please install Python 3.11 or later.";
+                status.ErrorMessage = "Python not found. Please install Python 3.10 or later.";
                 status.Details = "Checked common installation paths and PATH environment variable.";
             }
             catch (Exception ex)
@@ -94,7 +104,7 @@ public override string GetInstallationRecommendations()
             return @"Windows Installation Recommendations:
 
 1. Python: Install from Microsoft Store or python.org
-   - Microsoft Store: Search for 'Python 3.12' or 'Python 3.13'
+   - Microsoft Store: Search for 'Python 3.10' or higher
    - Direct download: https://python.org/downloads/windows/
 
 2. UV Package Manager: Install via PowerShell
@@ -132,10 +142,10 @@ private bool TryValidatePython(string pythonPath, out string version, out string
                     version = output.Substring(7); // Remove "Python " prefix
                     fullPath = pythonPath;
 
-                    // Validate minimum version (Python 4+ or Python 3.11+)
+                    // Validate minimum version (Python 4+ or Python 3.10+)
                     if (TryParseVersion(version, out var major, out var minor))
                     {
-                        return major > 3 || (major >= 3 && minor >= 11);
+                        return major > 3 || (major >= 3 && minor >= 10);
                     }
                 }
             }

MCPForUnity/Editor/Helpers/ServerInstaller.cs

@@ -733,10 +733,12 @@ internal static string FindUvPath()
                     Path.Combine(programFiles, "WinGet", "Links", "uv.exe"),
 
                     // Common per-user installs
+                    Path.Combine(localAppData, @"Programs\Python\Python314\Scripts\uv.exe"),
                     Path.Combine(localAppData, @"Programs\Python\Python313\Scripts\uv.exe"),
                     Path.Combine(localAppData, @"Programs\Python\Python312\Scripts\uv.exe"),
                     Path.Combine(localAppData, @"Programs\Python\Python311\Scripts\uv.exe"),
                     Path.Combine(localAppData, @"Programs\Python\Python310\Scripts\uv.exe"),
+                    Path.Combine(appData, @"Python\Python314\Scripts\uv.exe"),
                     Path.Combine(appData, @"Python\Python313\Scripts\uv.exe"),
                     Path.Combine(appData, @"Python\Python312\Scripts\uv.exe"),
                     Path.Combine(appData, @"Python\Python311\Scripts\uv.exe"),
@@ -761,8 +763,11 @@ internal static string FindUvPath()
                     Path.Combine(home, ".local", "bin", "uv"),
                     "/opt/homebrew/opt/uv/bin/uv",
                     // Framework Python installs
+                    "/Library/Frameworks/Python.framework/Versions/3.14/bin/uv",
                     "/Library/Frameworks/Python.framework/Versions/3.13/bin/uv",
                     "/Library/Frameworks/Python.framework/Versions/3.12/bin/uv",
+                    "/Library/Frameworks/Python.framework/Versions/3.11/bin/uv",
+                    "/Library/Frameworks/Python.framework/Versions/3.10/bin/uv",
                     // Fallback to PATH resolution by name
                     "uv"
                 };

MCPForUnity/Editor/Services/PathResolverService.cs

@@ -76,21 +76,21 @@ public bool IsPythonDetected()
                     // Common Windows Python installation paths
                     string[] windowsCandidates =
                     {
+                        @"C:\Python314\python.exe",
                         @"C:\Python313\python.exe",
                         @"C:\Python312\python.exe",
                         @"C:\Python311\python.exe",
                         @"C:\Python310\python.exe",
-                        @"C:\Python39\python.exe",
+                        Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.LocalApplicationData), @"Programs\Python\Python314\python.exe"),
                         Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.LocalApplicationData), @"Programs\Python\Python313\python.exe"),
                         Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.LocalApplicationData), @"Programs\Python\Python312\python.exe"),
                         Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.LocalApplicationData), @"Programs\Python\Python311\python.exe"),
                         Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.LocalApplicationData), @"Programs\Python\Python310\python.exe"),
-                        Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.LocalApplicationData), @"Programs\Python\Python39\python.exe"),
+                        Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.ProgramFiles), @"Python314\python.exe"),
                         Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.ProgramFiles), @"Python313\python.exe"),
                         Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.ProgramFiles), @"Python312\python.exe"),
                         Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.ProgramFiles), @"Python311\python.exe"),
                         Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.ProgramFiles), @"Python310\python.exe"),
-                        Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.ProgramFiles), @"Python39\python.exe"),
                     };
 
                     foreach (string c in windowsCandidates)
@@ -134,8 +134,11 @@ public bool IsPythonDetected()
                         "/usr/bin/python3",
                         "/opt/local/bin/python3",
                         Path.Combine(home, ".local", "bin", "python3"),
+                        "/Library/Frameworks/Python.framework/Versions/3.14/bin/python3",
                         "/Library/Frameworks/Python.framework/Versions/3.13/bin/python3",
                         "/Library/Frameworks/Python.framework/Versions/3.12/bin/python3",
+                        "/Library/Frameworks/Python.framework/Versions/3.11/bin/python3",
+                        "/Library/Frameworks/Python.framework/Versions/3.10/bin/python3",
                     };
                     foreach (string c in candidates)
                     {

MCPForUnity/Editor/Setup/SetupWizardWindow.cs

@@ -120,7 +120,7 @@ private void DrawSetupStep()
             {
                 // Only show critical warnings when dependencies are actually missing
                 EditorGUILayout.HelpBox(
-                    "\u26A0 Missing Dependencies: MCP for Unity requires Python 3.11+ and UV package manager to function properly.",
+                    "\u26A0 Missing Dependencies: MCP for Unity requires Python 3.10+ and UV package manager to function properly.",
                     MessageType.Warning
                 );
 

MCPForUnity/UnityMcpServer~/src/pyproject.toml

@@ -3,7 +3,7 @@ name = "MCPForUnityServer"
 version = "6.3.0"
 description = "MCP for Unity Server: A Unity package for Unity Editor integration via the Model Context Protocol (MCP)."
 readme = "README.md"
-requires-python = ">=3.11"
+requires-python = ">=3.10"
 dependencies = [
  "httpx>=0.27.2",
  "fastmcp>=2.12.5",