Holos is a mobile-first Fediverse client that gives you your own ActivityPub identity directly on your phone. Unlike traditional Mastodon apps that require an account on a server, Holos runs a full ActivityPub server on your device. Key Features: - Your Own ActivityPub Server - Full ActivityPub server running on your phone - Your data stored locally on your device - Relay server provides a stable address for federation - Full Fediverse Compatibility - Follow and interact with users on Mastodon, Pleroma, Misskey, Pixelfed, and more - Full ActivityPub support: posts, likes, boosts, replies, quotes, and mentions - Direct messages with real-time delivery - Flexible Timeline Views - Switch between All, Media only, Videos only, or Text only - Quickly adapt your feed to your current mood - Filter content the way you want - Mobile-First Design - Built from the ground up for mobile - Works offline with automatic sync when reconnected - Battery-efficient with smart background sync - Privacy Focused - Your posts and messages stored locally in SQLite - All traffic proxied through relay for IP privacy - RSA keys generated on-device, private key never leaves your phone - Real-Time Sync - WebSocket connection for instant notifications - Activity queue with priority-based delivery - Automatic catch-up after offline periods