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| Metric | Wasmer | Python (CPython) | Firecracker | AWS Lambda | Docker |
|---|---|---|---|---|---|
| Score | A-83 | B71 | B70 | B-65 | C-54 |
| Type | WebAssembly | Language | MicroVM | Serverless | Container |
| Execution | hybrid | interpreted | aot | hybrid | hybrid |
| Interface | cli | cli | api | platform | cli |
| Cold Start | 2ms | 50ms | 125ms | 200ms | 500ms |
| Memory | 8MB | 15MB | 5MB | 128MB | 50MB |
| Startup | 1ms | 10ms | 100ms | 100ms | 200ms |
| Isolation | process | process | microvm | microvm | container |
| Maturity | stable | production | production | production | production |
| Languages | Rust, C, C++, Go, Python, Ruby, PHP | Python | Any | JavaScript, TypeScript, Python, Java, Go, Ruby, .NET, Rust | Any |
| License | MIT | Other | Apache-2.0 | Proprietary | Apache-2.0 |
| Links |