はてなブックマーク

Delta Chat is a decentralized and secure messenger app 💬 Reliable instant messaging with multi-profile and multi-device support ⚡️ Sign up to secure fast chatmail servers or use classic e-mail servers 🥳 Interactive web apps in chats for gaming and collaboration 🔒 Audited end-to-end encryption safe against network and server attacks 👉 FOSS software, built on Internet Standards, avoiding xkcd927