Osf.io

Facilitating Open Science

From CenterForOpenScience·Updated June 10, 2026·View on GitHub·

- `master` - `develop` - Versioning Scheme: - Issues: https://github.com/CenterForOpenScience/osf.io/issues?state=open - COS Development Docs: http://cosdev.readthedocs.org/ The project is written primarily in Python, distributed under the Apache License 2.0 license, first published in 2013. Key topics include: django, django-rest-framework, javascript, openscience, python.

Latest release: 26.1.5

January 12, 2026View Changelog →

OSF

The code for https://osf.io.

master
develop
Versioning Scheme:
Issues: https://github.com/CenterForOpenScience/osf.io/issues?state=open
COS Development Docs: http://cosdev.readthedocs.org/

Running the OSF For Development

To run the OSF for local development, see README-docker-compose.md.

Optional, but recommended: To set up pre-commit hooks (will run
formatters and linters on staged files):

pip install pre-commit

pre-commit install --allow-missing-config

More Resources

The COS Development Docs provide detailed information about all aspects of OSF development.
This includes style guides, process docs, troubleshooting, and more.