Ct-manager is a project mainly written in PYTHON and JAVASCRIPT, it's free.
Clinical Trials Registry Management Application
This is the Clinical Trials Registration System developed by BIREME with the
support of the Brazilian Ministry of Health (Ministério da Saúde/DECIT),
Fiocruz (Fundação Oswaldo Cruz/ICICT) and the Pan American Health
Organization (PAHO/WHO).
The project Web site is:
http://reddes.bvsalud.org/projects/clinical-trials
The main Subversion repository is at:
http://svn.reddes.bvsalud.org/clinical-trials
There is also a git-svn mirror at:
http://github.com/bireme/clinicaltrials