Patterns is a simple yet powerful tool for working with regular expressions. Build great patterns quickly and effortlessly with syntax coloring, and with matching and replacing occurring in real time.

Features:

• Regular expression syntax coloring makes it easy to see how your pattern is interpreted by the regex engine. No more confusion about what needs to be escaped.
• See matches and replacements in real time while you edit your pattern.
• Copy match and replacement code snippets of your pattern for quick use in a number of different programming languages.
• The built-in regular expression reference sheet helps you find the piece of regex syntax you need.