Clone from the repository:
git clone https://github.com/biolab/orange-web.git
You can also use SSH-based URLs or URLs of your forks.
Create and activate new Python virtual environment:
virtualenv ~/.virtualenv/orangeweb source ~/.virtualenv/orangeweb/bin/activate
Move to location where you cloned the repository and run:
pip install -r requirements.txt
Run:
python manage.py runserver
and start developing!