> For the complete documentation index, see [llms.txt](https://docs.chamilo.org/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.chamilo.org/1.11.x/developer-guide/the_chamilo_files_and_database_structure.md).

# The Chamilo files & database structure

- [History](https://docs.chamilo.org/1.11.x/developer-guide/the_chamilo_files_and_database_structure/history.md)
- [Database structure : fixed in all minor versions](https://docs.chamilo.org/1.11.x/developer-guide/the_chamilo_files_and_database_structure/database_structure__fixed_in_all_minor_versions.md)
- [The Chamilo LMS files structure today](https://docs.chamilo.org/1.11.x/developer-guide/the_chamilo_files_and_database_structure/the_chamilo_lms_files_structure_today.md)
- [The Chamilo LMS database structure today](https://docs.chamilo.org/1.11.x/developer-guide/the_chamilo_files_and_database_structure/the_chamilo_lms_database_structure_today.md)
- [General conventions for future database structure](https://docs.chamilo.org/1.11.x/developer-guide/the_chamilo_files_and_database_structure/general_conventions_for_future_database_structure.md)