OTP.io

What it does

Introducing OTP.io– a global verification tool for businesses. Easily verify users via email, SMS, and WhatsApp to ensure genuine leads and reduce spam. Seamlessly integrate with your existing systems for quick, reliable, and secure user verification.

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  VerifyKit2022 · ▲175

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  Email OTP / 2FA by Dexatel VerifyOct 2025 · dexatel.com · ▲22

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  VerifyNow - OTP & SMS VerifyJun 2026 · play.google.com · ▲2

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  WhaOTPJun 2026 · whaotp.site · ▲2

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  Everify2021 · ▲69

  SMS verification made dead-simple, secure and cheap.

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  WOAUTH2025 · ▲8

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• 
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• IY
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• IA
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  Hey there HN! We’re Joe and Stopa, and today we’re open sourcing InstantDB, a client-side database that makes it easy to build real-time and collaborative apps like Notion and Figma. Building modern apps these days involves a lot of schleps. For a basic CRUD app you need to spin up servers, wire up endpoints, integrate auth, add permissions, and then marshal data from the backend to the frontend and back again. If you want to deliver a buttery smooth user experience, you’ll need to add optimistic updates and rollbacks. We do these steps over and over for every feature we build, which can…

  Dev tools · 2024 · github.com