Developer Resources

Get access to the developer tools for your specific location:

⦿ Australia 
⦿ Canada 
⦿ Ireland
⦿ Japan 
⦿ United Kingdom 
⦿ United States 

Remember, your applications must adhere to Square developer restrictions, including, but not limited to, the Prohibited Goods and Services with Square point of sale guidelines.

NEW: Stuck on an idea? See what problems the sellers need solved.

Prize Category Resources

⦿ Snippets API
⦿ Square Terminal API  - Hardware is required for building with the Terminal API and will not be provided for the hackathon.
⦿ Web Payments SDK (for this prize category, you must use the Web Payments SDK AND another Square API)

Get Inspired

⦿ Check out last year's winners
⦿ See what's already in the Square App Marketplace
⦿ Check out ideas from Square Sellers
⦿ Join the Square Developer Forums