Webxdc - Secure mini apps for chats

# Webxdc: mini apps shared in a chat Source: [https://webxdc.org/](https://webxdc.org/) ## webxdc Secure mini apps for chats ### Play games or collaborate, privately\. Supported by ## Private and peer\-to\-peer **🛡️ No tracking** Apps are sandboxed with zero internet access\. They can never phone home, track you, or leak data\. Verified by an[independent security audit](https://delta.chat/en/2023-05-22-webxdc-security)\. **🌿 Works offline** Mini\-apps run on the phones and devices of your chat partners only\. No servers needed\. Everyone can use mini apps while completely offline\. **❤️ No platforms** Webxdc is a community\-based mini app container format with a simple API\. The same app works everywhere, no[billionaire permissions needed](https://delta.chat/en/2025-01-23-webxdc-no-billionaires)\. **🕊️ Peer\-to\-Peer** Apps are shared peer\-to\-peer through your chat, and support[realtime collaboration](https://delta.chat/en/2024-11-20-webxdc-realtime), using[Iroh](https://iroh.computer/)in all chatmail clients\. ## Build your own mini app If you can build a web page, you can build a mini app\. Just zip your HTML, CSS and JavaScript into a`\.xdc`file and share it in a chat\. No hosting, no app stores, no user data to handle\. The chat messenger takes care of delivery, encryption and identity so your code can focus entirely on the user experience\. [Developer docs](https://webxdc.org/docs)