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| Metric | Wasmer | Fastly Compute | Google Cloud Functions |
|---|---|---|---|
| Score | A-83 | B-69 | C59 |
| Type | WebAssembly | Edge | Serverless |
| Execution | hybrid | aot | hybrid |
| Interface | cli | cli | platform |
| Cold Start | 2ms | 50ms | 300ms |
| Memory | 8MB | 128MB | 128MB |
| Startup | 1ms | 10ms | 50ms |
| Isolation | process | container | container |
| Maturity | stable | production | production |
| Languages | Rust, C, C++, Go, Python, Ruby, PHP | Rust, JavaScript, AssemblyScript, Go | Python, JavaScript, TypeScript, Go, Java, Ruby, PHP |
| License | MIT | Apache-2.0 | Proprietary |
| Links |