Dmitrii-CoreGame 

Core framework: shared state, service attributes, MetaContext, deterministic random, transport interfaces. Targets netstandard2.1 (Unity) and net10.0 (server).

Server-side meta context and cross-entity call infrastructure.

Server core: EntityGrain, MetaProviderBase, SessionManagerGrain, FileGrainStorage, persistence policies.

Orleans integration: LobbyGrain, OrleansLobbyRequester, Orleans serialization configuration.

MessagePack-based IMetaSerializer implementation using Orleans [Id(n)] attributes for schema resolution.

Debug and testing utilities: InProcessServer, InProcessConnection for network-free testing.

Client-side runtime: MetaClient, ClientDispatcher, optimistic execution, broadcast replay. Targets netstandard2.1 (Unity) and net10.0.

MemoryPack-based IMetaSerializer implementation for RPC payload serialization. Targets netstandard2.1 (Unity) and net10.0.

Roslyn source generator: produces service dispatchers, typed API clients, context injection, DI registration, and MetaProvider routing at compile time.

HTTP long-polling transport: server endpoints and HttpPollingConnection client for universal compatibility.

JWT device-based authentication: AuthGrain, login endpoints, token service, entity access policies.

SignalR WebSocket transport: MetaHub (server) and SignalRConnection (client) with MessagePack binary protocol.

Client-only HTTP long-polling transport for SharedMeta. Provides HttpPollingConnection implementing IConnection using System.Net.Http.HttpClient. For Godot, console apps, and other non-Unity .NET clients.

MessagePack protocol extension for SharedMeta SignalR transport. Provides AddMetaMessagePackProtocol() for both client (IHubConnectionBuilder) and server (ISignalRServerBuilder). No Orleans or server framework... More information

Client-only SignalR transport for SharedMeta. Provides SignalRConnection implementing IConnection. Uses JSON protocol by default (no extra dependencies). For Godot, console apps, and other non-Unity .NET... More information

Deterministic fixed-point arithmetic (Q48.16). Integer-only, cross-platform deterministic.

Sign in with Apple authentication validator for SharedMeta. Verifies Apple identity tokens using JWKS public keys. No Apple SDK dependencies on server.

Google Play Games authentication validator for SharedMeta. Exchanges server auth code for identity via Google OAuth2 API. No client SDK dependencies.

Steam authentication validator for SharedMeta. Validates session tickets via Steam Web API (ISteamUserAuth). No Steamworks SDK dependency on server.