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Dev tools · alternatives · 2026

24 alternatives to OnFiNtY Auth Kit

117,649 glassmorphic auth screens for Flutter—ship in 5 mins

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes.

  1. 1

    Build beautiful native apps in record time, now on web too

    2021 · flutter.dev · its alternatives →

  2. 2

    Animated Authentication UI Kit for Flutter

    2025 · filipvecera.gumroad.com · its alternatives →

  3. 3

    Convert Figma designs into Flutter 3.0 & React code rapidly

    2022 · dhiwise.com · its alternatives →

  4. 4

    UI kits & sample apps for building in-app mobile chat

    2021 · getstream.io · its alternatives →

  5. 5

    Build your next big app with 36+ pre-built templates.

    2022 · payhip.com · its alternatives →

  6. 6
    Flutter▲268

    Build beautiful native apps in record time

    2018 · flutter.dev · its alternatives →

  7. 7

    Launch profitable mobile + web apps at light speed

    2024 · apparencekit.dev · its alternatives →

  8. 8

    Install Auth UI and start authenticating users with Supabase

    2022 · supabase.com · its alternatives →

  9. 9

    animated Next.js & Supabase authentication portal

    May 2026 · miraktech.gumroad.com · its alternatives →

  10. 10

    Build beautiful and functional native apps online

    2021 · ph.flutterflow.io · its alternatives →

  11. 11

    Build cross-platform Flutter mobile apps visually

    2021 · flutterflow.io · its alternatives →

  12. 12

    No code E2E test automation, now available for Flutter apps

    2023 · magicpod.com · its alternatives →

  13. 13

    Build beautiful, modern apps for mobile and web

    2022 · flutterflow.io · its alternatives →

  14. 14

    Hey HN. Eric Seidel here (former lead of Flutter & Dart at Google, prev. YC S06). I founded Flutter and led the team for almost a decade. One of the constant questions we got was would we support code push like the web/react native: https://github.com/flutter/flutter/issues/14330 I left Google about a year ago and set out to build a company around Flutter and decided to start with code push. It took us a year to build. We had to build a new toolchain for Dart and a custom interpreter (for store compliance). But it works! Our beta has already been used by…

    2024 · github.com · its alternatives →

  15. 15

    Easy third party authentication (OAuth 2.0) for Flutter apps. - e-oj/visa

    2020 · github.com · its alternatives →

  16. 16

    Flutter on all your platforms, from MacOS to Android

    2022 · flutter.dev · its alternatives →

  17. 17

    Hi, I made a bridge (https://github.com/fzyzcjy/flutter_rust_bridge v2.0.0) between Flutter and Rust, which auto translates syntaxes like arbitrary types, &mut, async, traits, results, closure (callback), lifetimes, etc. The goal is to make a bridge between the two, seamlessly as if working in one single language. Then, as an example, I showed how to write Rust applications with GUI by utilizing Flutter. That is discussed in the link in details. To play with it, please visit the GitHub repo, or refer to the end of the article for detailed folders and commands. When I…

    2024 · cjycode.com · its alternatives →

  18. 18

    Hey HN! Happy to finally launch Stack. We made it because we like to put apps into production quickly, and authentication & user management was taking up way too much time. We have components like and that automatically adapt to whatever theme & design system you're using. Check the blog post to see the example with Radix UI and Joy UI. Also, there's an admin dashboard for monitoring and editing accounts. Stack is 100% AGPL/MIT-licensed, so you can self-host it. Cheers!

    2024 · stack-auth.com · its alternatives →

  19. 19

    The easiest 3rd-party sign-in for your apps and APIs

    2020 · its alternatives →

  20. 20

    Visually build Flutter UI for mobile and download code

    2023 · fluttercanvas.io · its alternatives →

  21. 21

    A Flutter starter-kit for production-level apps

    2021 · flutter-starter.github.io · its alternatives →

  22. 22

    #1 Flutter boilerplate to launch hybrid apps in hours

    Apr 2026 · theflutterk.it.com · its alternatives →

  23. 23

    Ship your mobile app with Flutter and Firebase in minutes!

    2024 · its alternatives →

  24. 24
    Appoval▲134

    Ship to the App Store with confidence

    Mar 2026 · appoval.app · its alternatives →

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Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →