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ActivityPub Decentralized Social Network
ActivityPub protocol examples for federated social networks, Mastodon compatibility, and decentralized social media
Samples
Entries inside this sample collection
ActivityPub Hello World
Basic ActivityPub implementation with actors, objects, activities, and federation fundamentals
Difficulty
5/10
Estimated time
30 min
Tags
activitypub, federated, social, mastodon
Prerequisites
JavaScript/TypeScript, HTTP protocols, JSON-LD, Web standards
Mastodon Compatibility Layer
Build Mastodon-compatible instances with full ActivityPub support, timelines, and federation
Difficulty
8/10
Estimated time
40 min
Tags
activitypub, mastodon, federated, social
Prerequisites
ActivityPub basics, Mastodon API, HTTP protocols, Web standards
Federation Router and Relay
Advanced federation router with relay services, content filtering, and cross-instance communication
Difficulty
9/10
Estimated time
50 min
Tags
activitypub, federation, relay, distributed
Prerequisites
Advanced ActivityPub, HTTP protocols, Content filtering, Distributed systems
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