Select runtimes to compare side by side. Click chips below to toggle selection.
| Metric | Wasmer | Firecracker | Azure Functions |
|---|---|---|---|
| Score | A-83 | B70 | C56 |
| Type | WebAssembly | MicroVM | Serverless |
| Execution | hybrid | aot | hybrid |
| Interface | cli | api | platform |
| Cold Start | 2ms | 125ms | 800ms |
| Memory | 8MB | 5MB | 128MB |
| Startup | 1ms | 100ms | 100ms |
| Isolation | process | microvm | container |
| Maturity | stable | production | production |
| Languages | Rust, C, C++, Go, Python, Ruby, PHP | Any | JavaScript, TypeScript, Python, Java, C#, PowerShell, Go |
| License | MIT | Apache-2.0 | MIT |
| Links |