This require Dot Net Core 3.1 to be installed. The distribution uses a Portable version of the Dot Net Core runtime, and is not platform specific. Contains the following. ( No IRDB_QUERY yet ). irdbLoad dotNet irdbLoad.dll params irdbImport dotnet irdbImportCore.dll yourimpfile.imp Windows Service - will probably only run correctly on windows dotnet irdbServerCore.dll irdb.ini Simple irdbServer Console app dotnet irdbServerConsoleCore.dll irdb.ini When irdb.dll is used as part of a library, you will also need to add RosCompilerCore.dll to your project, and the following call needs to be run in your main initialization routine somewhere irdb.RosCompile.setRosCompile(new RosCompilerCore.RosCompileCore());