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Ech0

A next-generation open-source, self-hosted, lightweight federated publishing platform focused on personal idea sharing.

Ech0 is a new-generation open-source self-hosted platform designed for individual users. It is ultra-lightweight and low-cost, supporting the ActivityPub protocol to let you easily publish and share ideas, writings, and links. With a clean, intuitive interface and powerful command-line tools, content management becomes simple and flexible. Your data is fully owned and controlled by you, always connected to the world, building your own network of thoughts.

☁️ Atomically Lightweight: Consumes less than 15MB of memory with an image size under 50MB, powered by a single-file SQLite architecture
🚀 Instant Deployment: Zero configuration required — from installation to operation in just one command
✍️ Distraction-Free Writing: A clean, online Markdown editor with rich plugin support and real-time preview
📦 Data Sovereignty: All content is stored locally in SQLite, with full RSS feed support
🔐 Secure Backup Mechanism: One-click full-data export and backup via Web, TUI, or CLI
♻️ Seamless Recovery: Supports TUI/CLI snapshot restoration and Web-based zero-downtime recovery, ensuring data safety with ease
🎉 Forever Free: Open-sourced under the AGPL-3.0 license — no tracking, no subscriptions, no external dependencies
🌍 Cross-Platform Adaptation: Fully responsive design optimized for desktop, tablet, and mobile browsers
👾 PWA Ready: Installable as a web application, offering a near-native experience
🏷️ Elegant Tag Management & Filtering: Intelligent tagging system with fast filtering and precise search for effortless organization
☁️ S3 Storage Integration — Native support for S3-compatible object storage enables efficient cloud synchronization
🌐 ActivityPub Federation — Seamlessly federates with Mastodon, Misskey, and other decentralized platforms
🔑 OAuth2 Integration — Native support for OAuth2, simplifying third-party login and API authorization
📝 Built-in Todo Management: Easily capture and manage daily tasks to stay organized and productive
🧰 Command-Line Powerhouse: A built-in high-availability CLI that empowers developers and advanced users with precision control and seamless automation
📟 Refined TUI Experience: A beautifully designed terminal interface offering intuitive management of Ech0
🔗 Ech0 Connect: A multi-instance connectivity feature that enables real-time status sharing and synchronization between Ech0 nodes
🎵 Seamless Music Integration: Lightweight embedded music player providing immersive soundscapes and focus modes
🎥 Instant Video Sharing: Natively supports intelligent parsing of Bilibili and YouTube videos
🃏 Rich Smart Cards: Instantly share websites, GitHub projects, and other media in visually engaging cards
⚙️ Advanced Customization: Easily personalize styles and scripts for expressive, unique content presentation
💬 Comment System: Quick Twikoo integration for lightweight, instant, and non-intrusive interactions
💻 Cross-Platform Compatibility: Runs natively on Windows, Linux, and ARM devices like Raspberry Pi for stable deployment anywhere
🔗 Ech0 Hub Integration: Connect to the official Ech0 Hub to discover, subscribe, and share high-quality content
📦 Self-Contained Binary: Includes all required resources — no extra dependencies, no setup hassle
🔗 Rich API Support: Open APIs for seamless integration with external systems and workflows
🃏 Dynamic Content Display: Supports Twitter-like card layouts with likes and social interactions
👤 Multi-Account & Permission Management: Flexible user and role-based access control ensuring privacy and security

docker run -d \
  --name ech0 \
  -p 6277:6277 \
  -p 6278:6278 \
  -v /opt/ech0/data:/app/data \
  -v /opt/ech0/backup:/app/backup \
  -e JWT_SECRET="Hello Echos" \
  sn0wl1n/ech0:latest

💡 After deployment, access ip:6277 to use
🚷 It is recommended to change JWT_SECRET="Hello Echos" to a secure secret
📍 The first registered user will be set as administrator
🎈 Data stored under /opt/ech0/data

1. Create a new directory and place docker-compose.yml inside.
2. Run:

docker-compose up -d

docker stop ech0
docker rm ech0
docker pull sn0wl1n/ech0:latest
docker run -d \
  --name ech0 \
  -p 6277:6277 \
  -p 6278:6278 \
  -v /opt/ech0/data:/app/data \
  -v /opt/ech0/backup:/app/backup \
  -e JWT_SECRET="Hello Echos" \
  sn0wl1n/ech0:latest

cd /path/to/compose
docker-compose pull && \
docker-compose up -d --force-recreate
docker image prune -f