Vim is an open source text editor that makes creating and changing any kind of text very efficient. It is included as “vi” with most UNIX systems and with Apple OS X.

Vim v9.0.1042 features:

• persistent, multi-level undo tree
• extensive plugin system
• support for hundreds of programming languages and file formats
• powerful search and replace
• integrates with many tools

The author’s web link:https://www.vim.org/