ZenCompiler provides a high-performance Swift compiler online and online compiler Swift powered by official Swift toolchains on Linux. Experiment with Swift protocols, generics, optionals unwrapping, structs, classes, and modern Swift concurrency without needing a Mac or Xcode installation.
Built for high execution velocity, seamless STDIN interactivity, and zero configuration.
Swift compiler online running official Swift 5.10 Linux toolchain with Foundation library support
Online compiler Swift with strong type safety, optionals, and protocol-oriented programming
Interactive terminal input support via readLine() in the STDIN console
Instant cloud compilation with sub-50ms feedback on PC, Mac, iOS, or Android devices
Compiled with swiftc on 64-bit Linux containers with full Foundation integration and memory bounds.
Learning iOS/Swift backend logic without macOS, practicing Swift algorithms, and interview prep.
Everything you need to know about compiling and executing Swift on ZenCompiler.
Switch to another language sandbox with instantaneous execution.