Data & backend in Flutter using proxypin

Open source free capture HTTP(S) traffic software ProxyPin, supporting full platform systems.

CategoryBackend/Data
Stars★ 13,537
Last update2026-07-16
PriorityHigh

proxypin is an open-source backend & data library for Flutter mobile app development, with 13,537★ on GitHub and last updated on 2026-07-16. This guide covers what proxypin does, why it matters in 2026, how to add it to your project, when to reach for it, and how it compares to the alternatives — plus a quick FAQ.

What is proxypin?

Open source free capture HTTP(S) traffic software ProxyPin, supporting full platform systems. It focuses on talking to APIs, databases, and persistence layers. The project lives at wanghongenpin/proxypin and is maintained by wanghongenpin.

Why proxypin is worth knowing in 2026

proxypin carries 13,537 GitHub stars, 1,160 forks, 71 open issues. It has been around since 2023, and is actively maintained (updated within the last month). For a Backend/Data option, that combination of adoption and upkeep usually means a healthy community, production usage, and plenty of examples to learn from — the things that make a dependency safe to build on.

Installing proxypin

Add the package to your pubspec.yaml:

dependencies:
  proxypin: ^latest

Then fetch it and import it in your Dart code:

flutter pub get
import 'package:proxypin/proxypin.dart';

Check the package’s example/ directory and its GitHub repo for the exact API — proxypin is versioned there with full docs so you always integrate against the current release.

When should you use proxypin?

Reach for proxypin when:

  • you’re calling REST/GraphQL APIs from a Flutter app
  • you need local storage, caching, or offline sync
  • you want typed, testable data access

It’s especially relevant if your project touches capture-traffic, charles, fiddler, proxy, proxypin, zhuabao.

proxypin vs. the alternatives

If you’re weighing options in the Backend/Data space, these are the other projects developers most often compare proxypin against:

There’s no single winner — the right pick depends on your app’s size, your team’s familiarity, and your performance budget. Browse the full Backend/Data collection to compare them side by side.

Frequently asked questions

Is proxypin free to use?

Yes. proxypin is open source and free to use in your Flutter projects. You can view the source, report issues, and contribute on GitHub.

Does proxypin work on both iOS and Android?

proxypin is built for Flutter, so it targets iOS and Android from a single codebase, and typically web and desktop too depending on the project’s platform support.

As of 2026, proxypin has around 13,537 stars and 1,160 forks on GitHub, which puts it among the more widely used options in the Backend/Data space.

What are good alternatives to proxypin?

Popular alternatives in the Backend/Data category include gopeed, mmkv, dio. The best choice depends on your app’s size, team, and performance needs.

Resources & links

Part of FlutterCook — 500 hands-on guides to the best open-source Flutter libraries, UI kits, and apps. Explore the live GitHub trends or browse YouTube guides.

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