- GTree - a tool to show the structure of the GAMS code (as a result of all the $include, $batinclude, $libinclude, $sysinclude statements) in a tree.
- GAMS Simulation Environment (GSE) - a professional user interface for GAMS models, which is easy in use and implementation and with many additional functions.
- GAMS and R - a tool to combine GAMS and R.
All LEI GAMS tools can be found here.