1. RETScreen 4 is an Excel-based clean energy project analysis software tool that helps decision makers quickly and inexpensively determine the technical and financial viability of potential renewable energy, energy efficiency and cogeneration projects. (
  2. HOMER: Energy Modeling Software for Hybrid Renewable Energy Systems,
  3. ARCHICAD- build your green buildings, roofs and what you need in green innovation architecture (
  4. MATLAB: general purpose and advanced modelling and simulation of engineering-physico-chemical processes,
  5. MATHCAD: as you write as you get answers, friendly and easy to use, standard for engineering calculations,
  6. COREL Draw
  7. eQUESTthe QUick Energy Simulation Tool,
  8. HYPERCHEM– molecular structures builder and analyzing properties