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| Metric | Wasmtime | Node.js | Candle |
|---|---|---|---|
| Score | A88 | B-65 | D48 |
| Type | WebAssembly | Language | |
| Execution | aot | jit | jit |
| Interface | cli | cli | sdk |
| Cold Start | 1ms | 50ms | 300ms |
| Memory | 5MB | 40MB | 200MB |
| Startup | <1ms | 20ms | 50ms |
| Isolation | process | process | process |
| Maturity | production | production | stable |
| Languages | Rust, C, C++, Go, Python, AssemblyScript | JavaScript, TypeScript | Rust |
| License | Apache-2.0 | MIT | Apache-2.0 |
| Links |