Regex Lab .NET is an app or website designed to help users create, test, and debug regular expressions (regex) for use in .NET applications and websites. It provides a simple user interface for entering and testing regex strings, and includes options such as syntax highlighting, a library of commonly used regex patterns, and the ability to save a regex and load it later. Regex Lab .NET also includes helpful features such as an interactive tutorial, an expression builder, and a testing simulator. The app or website is an invaluable tool for software developers and web designers who need to create or debug regex strings in their applications.
Visual REGEXP was discontinued for the last time in 2006.