| AccelByte | Orchestrates developer-built dedicated servers | Separate codebases (REST clients vs gRPC server) | Modular microservices (Foundations + add-ons) | SDKs + templates open; platform closed | CloudSave JSON records (no dedicated config service) | Fixed admin portal + optional AIS analytics | Shared cloud, private cloud, or BYO AWS | Microservices with per-namespace isolation | Cloud-only for platform services |
| AWS GameLift | Hosts developer-built server binary (no game logic) | Separate codebases; developer builds everything | Server hosting only; assemble other AWS services | Server SDKs open source (Apache 2.0) | None — use AWS AppConfig or DynamoDB | AWS Console (infrastructure management only) | AWS managed fleets + Anywhere (hybrid) | EC2 auto-scaling fleets with Spot instances | Local testing via GameLift Anywhere |
| brainCloud | API restrictions + JavaScript pre/post hooks | Separate codebases (JS server, C#/C++ clients) | Single integrated platform (30+ features) | Client libraries only; server and portal closed | Key-value string properties with categories | Fixed integrated portal (Design + Monitor + Report) | Managed cloud; private instances for enterprise | Managed multi-tenant; elastic API billing | Cloud-only development |
| Colyseus | Server-owned state with delta sync | Schema definitions shared (JS/TS); codegen for C# | Multiplayer framework only; no backend features | Full source (MIT license) | None — build your own | Basic monitoring panel (@colyseus/monitor) | Self-hosted (free) or Colyseus Cloud | Vertical only; horizontal via Redis (roadmap) | npm create, instant local server |
| Heroic Labs | Developer-written match handler callbacks | TypeScript reuse possible, not deterministic | Three separate products (Nakama + Satori + Hiro) | Nakama server open source (Apache 2.0) | No built-in system; Satori feature flags optional | Two fixed dashboards (Nakama Console + Satori) | Self-hosted (free) or Heroic Cloud | Single node ~10K CCU; Enterprise for clustering | Docker Compose local setup |
| Metaplay | Deterministic re-execution with checksum validation | Same C# compiles to Unity client and .NET server | Single integrated platform (actor model) | Full source: server, client SDK, and dashboard | Spreadsheets → typed C# objects → OTA binary delivery | Vue.js source available, designed to be extended | Managed cloud + self-hosted on your AWS | Stateful actor model; ~1,000 CCU per vCPU | dotnet run starts full server locally |
| PlayFab | Developer writes CloudScript or Azure Functions | Separate codebases (client vs CloudScript) | Collection of independent Azure microservices | Client SDKs only; server and dashboard closed | Key-value title data stored as strings | Fixed SaaS dashboard (Game Manager) | Managed only (Microsoft Azure) | Azure-managed horizontal scaling | Cloud-only; no local backend server |
| Unity Gaming Services | Serverless Cloud Code validation scripts | Partial — shared .NET types only, not execution | Suite of independent cloud services | Mostly closed; Netcode for GameObjects open source | Key-value Remote Config with JSON schema | Fixed SaaS dashboard (Unity Dashboard) | Managed only (Unity cloud) | Serverless auto-scaling per service | Cloud-only for backend services |