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| Metric | Bun | gVisor | Jan |
|---|---|---|---|
| Score | B+76 | B72 | F34 |
| Type | Language | MicroVM | |
| Execution | jit | hybrid | hybrid |
| Interface | cli | cli | gui |
| Cold Start | 3ms | 50ms | 2000ms |
| Memory | 25MB | 20MB | 600MB |
| Startup | 1ms | 30ms | 400ms |
| Isolation | process | microvm | process |
| Maturity | stable | stable | stable |
| Languages | JavaScript, TypeScript, JSX, TSX | Any | TypeScript, Python |
| License | MIT | Apache-2.0 | AGPL-3.0 |
| Links |