Build with Square

What it does

Square APIs and SDKs allow developers to build custom apps and integrations for payments, customers, commerce, and staff solutions.

Reporting API (Beta): A new way to access all your business’ data - build custom reports, integrations, and more. Supercharge Square for sellers of every size. Our entire connected commerce platform – from elegant hardware to a rich suite of Square APIs – is yours to build with. Whether you’re developing an app or composing a bespoke solution, this is the place to make itfrom developer.squareup.com

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  Square for Retail2017 · ▲167

  Point-of-sale app & set of tools for retail businesses

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  Hostinger Horizons with eCommerce2025 · hostinger.com · ▲142

  Launch your store with AI. 100+ global payment methods.

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  Square Orders API2019 · developer.squareup.com · ▲6

  Build commerce apps that go beyond payments.

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  Square Gift Cards2014 · squareup.com · ▲84

  Design gift cards for your business

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  Square Online Store2019 · squareup.com · ▲183

  Build your own online store with Square

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  Square Appointments2015 · squareup.com · ▲158

  Schedule, book and take payments anywhere 💇📅📲

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  /dev/null▲482

  a social network for devs

  Dev tools · 3d ago · dev-null.sh

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  Whiteboard (YC W26) – an open-source IDE for thoughtful software design▲423

  open-source IDE for thoughtful software design. Contribute to devdotfast/whiteboard development by creating an account on GitHub.

  Dev tools · 27d ago · github.com

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  Reladraw – A diagram language where you decide where to place things▲411

  Contribute to reladraw/reladraw development by creating an account on GitHub.

  Dev tools · 25d ago · github.com

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  OpenBot▲362

  Grok Bot alternative: free, local, open-source, multiplayer

  Dev tools · 23d ago · openbot.run

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  Talanoa▲343

  Hi HN, I’m a fullstack developer, and honestly, I’ve lost count of how many side projects I’ve worked on over the years. But one idea kept coming back to me: a different kind of email client. It first came to me in 2014: “What if we could handle emails more like conversations?” Every year, I’d revisit this concept in my “Build Notes.” Ten years later, no one had built exactly what I had in mind — so I finally decided to do it myself. That’s how Talanoa was born. I wanted something focused on people, not timelines. I was tired of marking messages as unread just to remember to reply later, or…

  Dev tools · 20d ago · talanoa.email

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  CoreSpeed▲332

  One MCP for everything your agents need: apps, memory, tools

  Dev tools · 28d ago · corespeed.io

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  Carrd▲1,643

  Simple, responsive, one-page sites for pretty much anything.

  Growth · 2016 · carrd.com

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  Privacy.com▲1,134

  Get a new virtual card for every transaction

  Commerce · 2016 · privacy.com

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  Franz▲877

  Franz combines WhatsApp, Slack, Telegram, Gmail, Outlook, and native Signal in one desktop app with AI summaries, workspaces, and privacy-conscious local features.

  Work · 2016 · meetfranz.com

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  DeepGram▲819

  Search engine for speech

  AI · 2016 · deepgram.com

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  Instant Logo Search▲730

  Search and download thousands of logos instantly

  Work · 2016 · namecheap.com

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  Calls on Slack▲725

  Make voice calls in Slack

  Growth · 2016