CLeDi project activities will be supported by a series of digital tools, programs and apps.
Here beneath the most iconic of them:


Stellarium is a free open source planetarium for your computer. It shows a realistic sky in 3D, just like what you see with the naked eye, binoculars or a telescope.

Stellarium offers:

  • Default catalogue of over 600,000 stars;
  • Extra catalogues with more than 177 million stars;
  • Default catalogue of over 80,000 deep-sky objects;
  • Extra catalogue with more than 1 million deep-sky objects;
  • Asterisms and illustrations of the constellations;
  • Constellations for 20+ different cultures;
  • Images of nebulae (full Messier catalogue);
  • Realistic Milky Way;
  • Very realistic atmosphere, sunrise and sunset;
  • The planets and their satellites.

Stellarium is expected to help students in solving the “Survival Challenge“.


Chamilo is a free software (under GNU/GPL licensing) e-learning and content management system, aimed at improving access to education and knowledge globally. It is backed up by the Chamilo Association, which has goals including the promotion of the software, the maintenance of a clear communication channel and the building of a network of services providers and software contributors.

The Chamilo project aims at ensuring the availability and quality of education at a reduced cost, through the distribution of its software free of charge, the improvement of its interface for 3rd world countries devices portability and the provision of a free access public e-learning campus.

The Chamilo platform hosts the project game “The Survival Challenge“.

(Description source: Wikipedia – Chamilo)