FLUTTER ECOSYSTEM

CympleTech/ESSE

Encrypted peer-to-peer IM for data security. Own data, own privacy. (Rust+Flutter)

View on GitHub ↗

Stars: 510
Forks: 69
Last push (UTC): Aug 22, 2026
Project status: Active

GITHUB Organization

CympleTech ↗

Data wants to be free — and so should you.

Official website ↗

LanguagesDartRustC++CMakeSwiftRubyShellCKotlinObjective-C

Technical topics

# rust # flutter # cryptography # p2p # cross-platform # data # web3 # data-security

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Dependencies used

Dependency list 33 items

flutter{"sdk":"flutter"}
esse_core{"path":"./core"}
convertany
flutter_localizations{"sdk":"flutter"}
flutter_localized_locales^2.0.3
provider^6.0.5
shared_preferences^2.0.20
path_provider^2.0.11
url_launcher^6.1.6
permission_handler^10.2.0
image_picker^0.8.6
image_save^5.0.0
file_picker^5.2.6
file_selector^0.9.2+2
open_filex^4.3.2
crop^0.5.4
unorm_dart^0.2.0
qr_flutter^4.0.0
qr_code_scanner^1.0.1
web_socket_channel^2.3.0
record^4.4.4
just_audio^0.9.32
percent_indicator^4.2.2
bottom_navy_bar^6.0.0
flutter_quill^7.0.1
fluttertoast^8.1.2
window_manager^0.3.1
flutter_testDevelopment{"sdk":"flutter"}
flutter_lintsDevelopment^2.0.0
integration_testDevelopment{"sdk":"flutter"}
flutter_launcher_iconsDevelopment^0.12.0
flutter_native_splashDevelopment^2.2.16
msixDevelopment^3.7.0

App categories

Chat & Messaging

Original README

English project snapshot. Visit GitHub for the latest content.

Expand / collapse project README

ESSE

Do you have watched "Black Mirror" The first episode of the second season? The story of the “rebirth” to accompany the lover based on the text, photos, videos and other information posted on the Internet.

So is this "data" accessible to everyone or some companies?

What we want to do is protect this data and privacy. you can see details what we are doing.

ESSE (Encrypted Symmetrical Session Engine) An open source encrypted peer-to-peer system for own data security, and allow data to be sent securely from one terminal to another without going through third-party services. Also provides data visualization and interactive entry. With a friendly interface for users, it transforms abstract data concepts into software that everyone can actually experience.

Slogan: My place, my rules.

image

ESSE, positioned as an engine. The engine is coded in Rust language based on TDN framework, and the cross-platform user interface is built using Flutter.

Features

Encryption Everywhere
Distributed Identity
Distributed Devices
Distributed Notes & Files
Distributed Storage & Synchronization
Built-in Chat with friend (IM) service
Built-in Group Chat service
Built-in DAO social & operating service
Built-in Personal Domain service
Built-in Wallet service (Support ETH/ERC20/ERC721)
Built-in Robot assistant service
Multi-identity System
Multi-platform Support: Android, iOS, iPadOS, MacOS, Windows, Linux, etc.

Screenshots

Document

Install

🚀 Use pre-compiled executable

Download

🚲 Compile from source

1. Pre-installed

Rustup install
Rust (Lastest Stable version)
Flutter (Lastest Stable channel)

2. Compile Rust code to dynamic link library (FFI)

2.1. Auto-compile script

It is recommended to use rust.sh to auto-compile the Rust code

2.2. Manually compile

Linux / MacOS / Windows

cargo build --release

Linux

cp target/release/libesse.a core/linux/share/libesse.a

MacOS

cp target/release/libesse.a core/macos/share/libesse.a

Windows

cp target/release/esse.dll core/windows/share/esse.dll
cp target/release/esse.dll.lib core/windows/share/esse.dll.lib

Android

Add your android device target

rustup target add aarch64-linux-android
rustup target add armv7-linux-androideabi
rustup target add x86_64-linux-android

Configure your NDK
Build the jniLibs

cargo build --release --target=aarch64-linux-android
cp target/aarch64-linux-android/release/libesse.so core/android/src/main/jniLibs/arm64-v8a/

iOS

Install lipo
cargo lipo --release
cp target/universal/release/libesse.a core/ios/share/libesse.a

3. Run flutter to build binary

Run flutter run or flutter run --release in terminal, or
for Android, run flutter build apk, or
for Linux, run flutter build linux, or
for MacOS, run flutter build macos, or
for Windows, run flutter build windows

License

This project is licensed under

GNU GENERAL PUBLIC LICENSE, Version 3.0, LICENSE
Any question, please contact: contact@cympletech.com

Donation

ESSE is still in its infancy, both technical and financial support are welcome. Thank you for your support.

ETH：0xbB64D716FAbDEC3a106bb913Fb4f82c1EeC851b8

For more information, please visit:

Website: https://cympletech.com/
Github: https://github.com/CympleTech/esse
Twitter: https://twitter.com/cympletech
E-mail: contact@cympletech.com
Discord: https://discord.gg/UfFjp6Kaj4