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Suroi

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Open-source browser-based 2D battle royale game

498 stars 238 forks last commit first released GPL-3.0

Actively maintained

Last commit 2 Aug 2026.

Suroi screenshot

Suroi is an open-source 2D battle royale game inspired by surviv.io. It provides a browser-based, real-time multiplayer experience with separate client and server components written primarily in TypeScript. The project is a work in progress and is designed to be run locally or self-hosted for private or community servers.

Key Features

  • Real-time browser multiplayer matches with fast-paced battle royale mechanics
  • Client rendered using a sprite-based engine (Pixi.js) and built with modern web tooling
  • Server and client implemented in TypeScript; development workflow uses Bun for local dev
  • Production builds served behind NGINX; server uses a high-performance WebSocket-based backend
  • The project includes seasonal/event content and a modular codebase that is suitable for modification and community contributions

Use Cases

  • Host a private game server for a community, event, or LAN-style matches
  • Study and modify a browser multiplayer game stack for learning or custom features
  • Run seasonal modes, custom maps, or community-driven game servers

Limitations and Considerations

  • The project is actively developed and marked as work in progress; some features may be incomplete or unstable
  • Requires familiarity with Bun and modern web tooling for development; production deployment expects NGINX and a WebSocket-capable server environment
  • Documentation and deployment guides are community-maintained and may require manual setup steps to run reliably

Suroi is a practical open-source implementation of a browser battle royale that emphasizes a modern TypeScript stack and moddability. It is well suited for communities wanting to self-host a lightweight real-time multiplayer game or developers learning browser game architecture.

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