SpaceTimeDB Bevy Chat

A simple real-time chat application built with Bevy and SpaceTimeDB, featuring a clean UI powered by egui.

Features

• Real-time messaging
• User authentication/login system
• Clean and minimal UI
• Timestamp display for messages
• Global chat room

Prerequisites

• Rust (latest stable)
• SpaceTimeDB CLI
• Just command runner (optional)

Quick Start

1. Clone the repository:

2. Generate client bindings:

just gen-binds

3. Run the client:

cd bevychat-client
cargo run

Project Structure

• server/ - SpaceTimeDB backend
• bevychat-client/ - Bevy client application
  • src/module_bindings/ - Generated SpaceTimeDB bindings
  • src/socials/ - Chat UI and network logic

Commands

Using the justfile:

• just server-add-web - Add web server connection
• just server-ping-web - Test server connection
• just publish-web - Publish to web server
• just gen-binds - Generate fresh SpaceTimeDB bindings

Technologies

• Bevy - Game engine and ECS
• SpaceTimeDB - Real-time database
• bevy_egui - Immediate mode GUI

Screenshots.

• Set username :

• Talk across multiple clients :