Runtime Features

txiki.js provides support for the ES2025 specification (almost complete), along with a number of runtime features.

Modules

txiki.js uses standard ES modules with support for HTTP imports, import attributes (JSON, text, bytes), and import maps.

Core features

• TCP, TLS and UDP sockets
• Unix sockets / named pipes
• Signal handling
• File operations
• Child processes
• DNS (getaddrinfo)
• HTTP Server
• WASI
• Standalone executables
• Builtin test runner

See the API Reference for detailed documentation.