SpacetimeDB
Real-time relational database purpose-built for multiplayer games. Modules run inside the DB process itself, eliminating a separate game server while keeping state consistent at scale.
Our Verdict
A bet on a radically different backend stack; compelling for persistent worlds if you can tolerate bleeding-edge risk.
Pros
- Removes separate game server — runs logic in the DB
- Interesting model for persistent MMO-style worlds
- Active open-source development by Clockwork Labs
- Rust and C# module support with growing language coverage
Cons
- Very young — production case studies thin in 2025
- Mental model shift required from standard server architectures
- Operational tooling and observability still maturing
- Scaling and sharding story still being proven
When to Use SpacetimeDB
Good fit if you need
- Multiplayer game state stored directly in SpacetimeDB modules
- Real-time database subscription replacing WebSocket game server
- Game logic running inside database process eliminating server tier
- Consistent shared state for 1000-player persistent world game
- Open-source alternative to dedicated game server for indie title
Pricing
Price wrong?SpacetimeDB Pricing
- Pricing Model
- freemium
- Free Tier
- Yes
- Entry Price
- —
- Enterprise Available
- No
- Transparency Score
- —
Beta — estimates may differ from actual pricing
Estimated Monthly Cost
$25
Estimated Annual Cost
$300
Estimates are approximate and may not reflect current pricing. Always check the official pricing page.
Lock-in Assessment
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