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| Metric | Wasmer | wazero | Deno |
|---|---|---|---|
| Score | A-83 | A-81 | C+64 |
| Type | WebAssembly | WebAssembly | Language |
| Execution | hybrid | jit | jit |
| Interface | cli | sdk | cli |
| Cold Start | 2ms | 1ms | 20ms |
| Memory | 8MB | 5MB | 35MB |
| Startup | 1ms | <1ms | 15ms |
| Isolation | process | process | process |
| Maturity | stable | stable | stable |
| Languages | Rust, C, C++, Go, Python, Ruby, PHP | Go | JavaScript, TypeScript, WebAssembly |
| License | MIT | Apache-2.0 | MIT |
| Links |