The most obvious choice for IGS to SLDASM conversion would be to use SolidWorks as it accepts CAD files in IGS format. However some other CAD programs or even dedicated CAD converters should be also able to perform this conversion.
Convert IGES 3D exchange format to SolidWorks assembly data.
We found 3 software records in the database related to .igs to .sldasm file format conversion.
Microsoft Windows software - convert igs to sldasm on Windows
A 2D and 3D CAD construction software
Convert from igs file format
The tables with software actions are a good pointer for what a certain program does with various file types and often may give users a good hint how to perform certain file conversion, for example the above-mentioned igs to sldasm. However, it is not perfect and sometimes can show results which are not really usable because of how certain programs work with files and the possible conversion is thus actually not possible at all.
A CAD converter with huge format support
A CAD visualizaton, analyzation and translating system