htop is a cross-platform interactive process viewer that provides real-time system monitoring through an intuitive text-based interface. Unlike traditional command-line tools, htop offers dynamic process visualization with the ability to interact with running processes directly from your terminal.

Key capabilities include:

Real-time process monitoring and resource usage tracking
Interactive process management with sorting and filtering options
Cross-platform support including Linux, FreeBSD, NetBSD, OpenBSD, DragonFly BSD, macOS, and Solaris
Text-mode application compatible with console and X terminals
Lightweight ncurses-based interface for efficient system resource usage

The tool has evolved significantly since version 2.0, becoming open-source and community-driven with regular updates and improvements. Whether you're troubleshooting system performance, monitoring resource consumption, or managing running processes, htop delivers a more intuitive alternative to traditional process monitoring utilities. The interface provides immediate visual feedback on CPU usage, memory consumption, and process hierarchies, making system administration tasks more efficient and accessible.

Apt