--- a
+++ b/tool_funcs/getOpenSimVersion.m
@@ -0,0 +1,36 @@
+%-------------------------------------------------------------------------%
+%    Copyright (c) 2021 Modenese L.                                       %
+%    Author:   Luca Modenese,  2021                                       %
+%    email:    l.modenese@imperial.ac.uk                                  %
+% ----------------------------------------------------------------------- %
+% This script returns the OpenSim version
+% ----------------------------------------------------------------------- %
+function [osim_version_float, osim_version_string] = getOpenSimVersion()
+
+import org.opensim.modeling.*
+
+% read env variable
+try
+    % method available only from 4.x
+    os_version = char(opensimCommonJNI.GetVersion());
+    
+    % get the field separators, e.g. '-
+    % sep_set = strfind(os_version, '-');
+    
+    % use the last file separator to get the OpenSim installation folder name
+    version = os_version(1:3);
+    
+    % get the string for the opensim version
+    osim_version_string = strtrim(strrep(lower(version),'opensim', ''));
+    
+    % transform in float
+    osim_version_float = str2double(osim_version_string);
+    
+catch
+    
+    % GetVersion is not available in earlier OpenSim versions
+    osim_version_float = 3.3;
+    osim_version_string = '3.3';
+    return
+end
+end
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