What is textual?

Textual is a Python framework that lets you build full-featured applications that run inside your terminal. Instead of creating desktop apps with buttons and windows, or web apps that live in a browser, you write Python code that produces interactive interfaces directly in the command line. This is useful if you're building tools for developers, system administrators, or anyone who spends time working in a terminal. What makes Textual different from basic terminal programs is that it supports modern terminal features. Your apps can use 16.7 million colors (not just the basic 16), respond to mouse clicks and scrolling, display smooth animations without flickering, and arrange content using a sophisticated layout system. The framework is inspired by how people build web applications today, you compose reusable components together to build larger interfaces, making it faster to create complex UIs without writing everything from scratch. Getting started is straightforward. You install Textual via pip (Python's package manager) and start writing Python code using its API. The README shows examples like a code browser, a calculator, and a stopwatch, some built in just 61 lines of code. The framework handles all the complexity of rendering, handling keyboard and mouse input, and managing animations. You just describe what you want to display and how users should interact with it, and Textual takes care of the rest. This would appeal to anyone building command-line tools, whether that's a system monitoring dashboard, a database administration interface, a build system UI, or any utility that runs in a terminal but needs to look polished and feel responsive. Since the framework is built on Python, it's accessible to developers at any skill level, and the documentation and examples make it straightforward to start experimenting with your own ideas.