add tui-popup

README.md

@@ -46,6 +46,7 @@ Aside from those listed here, many other apps and libraries can be easily be fou
 - [tui-big-text](https://crates.io/crates/tui-big-text) - A simple ratatui widget for displaying big text using the `font8x8` crate.
 - [tui-logger](https://crates.io/crates/tui-logger) - Logger with smart widget for ratatui.
 - [tui-nodes](https://crates.io/crates/tui-nodes) - Node graph visualization.
+- [tui-popup](https://github.com/joshka/tui-popup) - A Popup widget for Ratatui
 - [tui-prompts](https://crates.io/crates/tui-prompts) - A library for building interactive prompts for ratatui.
 - [tui-term](https://crates.io/crates/tui-term) - A pseudoterminal widget for ratatui.
 - [tui-textarea](https://crates.io/crates/tui-textarea) - A simple yet powerful text editor widget for ratatui and tui-rs.