System

Virtual file system implementation

Get CPU, Memory and Network informations of the running OS and its processes hardware cpu memory network system

A virtual machine emulator and assembler

Attach static files to your compiled crystal binary and access them at runtime

Tailing library to get and/or follow the end of a file/IO tail file

syscall interface

Library for accessing information from the system for statistical purposes system-information psutil

Daemonize a crystal process

Library for Unix users, groups and passwords manipulation

A small Crystal library for capturing standard I/O streams

Basic Shell-like, async by default, command execution with no shell interpreter invocation process

Using multiple processes in Crystal