The full stack of terminals explained

Software Development, Programming Languages, Web Development & Frontend, Developer Tools & Environments, Code Editors & IDEs(ahmadawais.com)view on HackerNews

terminalshellTTYconsolePOSIXTUItermiosPTYANSI escape sequencesbufferinginput processingscreen control

Author: ludicrousdispla

Date: 7/5/2026

Article Summary:

This article explains the full stack of terminals, covering the vocabulary and concepts related to terminals, shells, TTYs, consoles, and POSIX, as well as the five elements of TUI development, including terminal mode settings, input processing, screen control, terminal size management, and buffering.