# twonly twonly, a privacy-friendly way to connect with friends through secure, spontaneous image sharing. This repository contains the complete source code of the [twonly](https://twonly.eu) apps. ## Features - Offer a Snapchat™ like experience - End-to-End encryption using the [Signal Protocol](https://de.wikipedia.org/wiki/Signal-Protokoll) - twonly is Open Source and can be downloaded directly from GitHub - Developed by humans not by AI or Vibe Coding - No email or phone number required to register - Privacy friendly - Everything is stored on the device - Backend is exclusively hosted in European ## Planned - For Android: Optional support for [UnifiedPush](https://unifiedpush.org/) - For Android: Reproducible Builds - Implementing [Sealed Sender](https://signal.org/blog/sealed-sender/) to minimize metadata ## Security Issues If you discover a security issue in twonly, please adhere to the coordinated vulnerability disclosure model. Please send us your report to security@twonly.eu. We also offer for critical security issues a small bug bounties, but we can not guarantee a bounty currently :/ ## Development
Setup Instructions (macOS) ## Building Some dependencies are downloaded directly from the source as there are some new changes which are not yet published on pub.dev or because they require some special installation. ```bash git submodule update --init --recursive cd dependencies/flutter_zxing git submodule update --init --recursive ./scripts/update_ios_macos_src.s ``` ## Debugging files ```bash run-as eu.twonly.testing ls /data/user/0/eu.twonly.testing/ ```
## Signing Keys When you download the app **via GitHub** you can verify the signing keys using for example the [AppVerifyer](https://github.com/soupslurpr/AppVerifier) and the following SHA-256 fingerprint of the signing certificate. eu.twonly E3:C4:4D:56:8C:67:F9:32:AC:8C:33:90:99:8A:B9:5E:E8:FF:2D:7A:07:3C:24:E3:66:77:93:E6:EA:CD:77:0A ## License This project is licensed under the [GNU AGPL 3.0](LICENSE) license.