Order now for delivery by Christmas 
Delivery deadlines for Christmas
NumFOCUS Official Swag Shop
Only 5 days left:
25% off everything & free standard shipping
about us

About the Shop

NumFOCUS is a 501(c)3 public charity in the United States promoting sustainable high-level programming languages, open code development, and reproducible scientific research. All proceeds from the shop go to support our projects and programs. Learn More: https://numfocus.org

You can trust the quality

One-of-a-Kind Products

Unique designs on trendy gear you simply can’t get anywhere else.

Powered by Pros

Spreadshirt prints and ships your order fast and on-demand.

Satisfaction Guaranteed

Not 100% happy? Just send it back within 30-days.