Features

Current

WebRTC Server implementation
Native / Wasm Client implementation
Heartbeats
Host timeout detection
Basic DoS mitigation
Connection / Disconnection events
Customizable Client authentication
Unguaranteed & guaranteed, ordered & unordered Messaging
Entities & their Components sync with Clients when "in scope"
Rooms restrict syncing to their contained Users & Entities
Customizable scoping function for advanced usage
RTT estimations
Client Tick events
Synced Tick between Server/Client
Bitwise (as opposed to current "Bytewise") reading/writing of messages, to save bandwidth

This list is not sorted by order of priority

Integration & Unit Tests
Better error handling
Load Testing & Benchmarks
Congestion Control
Custom Property read/write implementation
"Deep" Replica property syncing
Update Priority (indicates certain updates should be sent earlier than others)
Dynamic Update Priority based on scope evaluation (conditionally raise priority)
Set independent Entity/Component update rate
Horizontally scale Servers
Support Debugging / Logging / Metrics visualizations
File-like API for streaming assets / caching on client

These planned changes for naia-socket will bring new features to naia as well.