Many of the windows users use notepad++ as a text editor but unfortunately there is no mac version available for mac OSX. For mac user there are many alternative text editors. These are much powerful and versatile.
TextWrangler
TextWrangler is a free version of BBEdit (see below). It offers a broad range of support for different programming languages, and fantastic find and replace functionality. A reliable and powerful tool, especially considering its freeware status.
