This plugins allows to compare Native Oberon Files with WinMerge (www.winmerge.org). Installation Guide: 1. Install WinMerge 2. Copy "WinMergeOberon.dll" to your "MergePlugins" Folder of the WinMerge Installation 3. Start WinMerge and Select "Plugins/Automatic Unpacking" Integration in TortoiseSVN 1. Start "Windows Explorer" 2. Right Click on an arbitrary file and Select "ToirtoiseSVN/ Settings" 3. Select "External Programs/Diff Viewer" 4. Click on "External" 5. Insert the following command line as external program: C:\Path-To-Winmerge\WinMerge.exe -e -ub -dl %bname -dr %yname %base %mine