docs.connect.squareup.comSquare Developer Documentation

developer resources / Docs & Tools SDKs Support Partnerships Sign In Sign In Docs Home Dev Essentials Payments Commerce Customers Staff Merchants Publish Release notes Docs Docs Home Dev Essentials Payments Commerce Customers Staff Merchants Publish Release notes Square API and SDK Documentation Your toolkit for building commerce apps, whether it’s a custom solution or a listing on the Square App Marketplace. Start building Publish your app Link to section API capabilities Square APIs work together like building blocks for any business solution. Payments Use Square payments in your applications to process transactions online, in-app, and in-person. Payment solutions Payments API Web Payments SDK Checkout API Commerce Completely run your product’s back-of-house fundamentals and operations. Commerce solutions Orders API Catalog API Inventory API Payments Use Square payments in your applications to process transactions online, in-app, and in-person. Payment solutions Payments API Web Payments SDK Checkout API Commerce Completely run your product’s back-of-house fundamentals and operations. Commerce solutions Orders API Catalog API Inventory API Customers Manage your customer data securely and keep customers coming back with engagement programs. Customer solutions Customers API Loyalty API Gift Cards API Staff Enable team management with scheduling, timecards, and full-service payroll. Staff solutions Team API Labor API Customers Manage your customer data securely and keep customers coming back with engagement programs. Customer solutions Customers API Loyalty API Gift Cards API Staff Enable team management with scheduling, timecards, and full-service payroll. Staff solutions Team API Labor API Link to section Development tools Get up and running faster with SDKs, sample apps, and API keys. API Explorer Easily test and examine endpoint behaviors by making requests to the Square API. Square SDKs and plugins Build in PHP, Java, Python, Node.js, Ruby, .NET, iOS, Android, React Native, and Flutter. Sample apps See Square APIs in action by downloading code templates for simpler setup. Square SDKs and plugins Build in PHP, Java, Python, Node.js, Ruby, .NET, iOS, Android, React Native, and Flutter. Sample apps See Square APIs in action by downloading code templates for simpler setup. API Explorer Easily test and examine endpoint behaviors by making requests to the Square API. Square SDKs and plugins Build in PHP, Java, Python, Node.js, Ruby, .NET, iOS, Android, React Native, and Flutter. Sample apps See Square APIs in action by downloading code templates for simpler setup. Square SDKs and plugins Build in PHP, Java, Python, Node.js, Ruby, .NET, iOS, Android, React Native, and Flutter. Sample apps See Square APIs in action by downloading code templates for simpler setup. Link to section Partner ecosystem Find new customers by partnering with Square. Square App Marketplace Publish your app on the Square App Marketplace to expand your reach. Solutions Partner Share your expertise with independent sellers by becoming a Solutions Partner. Square App Marketplace Publish your app on the Square App Marketplace to expand your reach. Solutions Partner Share your expertise with independent sellers by becoming a Solutions Partner. Link to section Community Stay connected with the Square developer community. Get the scoop on platform updates, ask us a question, drop a comment, or all of the above using the following links. News Changelog • Blog Social Discord Community • X Help Support • Forums Tutorials Youtube News Changelog • Blog Social Discord Community • X Help Support • Forums Tutorials Youtube If you need more assistance, contact Developer and App Marketplace Support or ask for help in the Developer Forums . Development Guides API Reference API Explorer SDKs Sample apps System status Support Developer forums Contact support Developer blog Discord community YouTube X More Square Home Square Developer App Marketplace Partner with Square Solutions Partner Program Pricing Sales © 2024 Square, Inc. Developer terms of service Privacy...