When comparing GVim vs Kate, the Slant community recommends Kate for most people. In the question“What are the best open-source text editors for programming?” Kate is ranked 10th while GVim is ranked 14th. The most important reason people chose Kate is:
Has a terminal that can sync to the location of your document, letting you compile or run your program quickly or run quick commands, all without leaving the editor.
Specs
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Pros
Pro Vim without a shell
When opening files from the file manager, it is still nice to have vim.
Pro Excellent performance
Because it loads the whole file into RAM, replacing all string occurences in 100MB+ files is quick and easy. Every other editor sort of died during that.
Pro Works on all platforms
Whether its your windows machine, a Linux, Unix or a Mac Vim would work everywhere. You can even build it from its source on your favorite linux environment.
Pro Has different cursor shape in command and insert modes
Unlike vim, gvim has different cursor shape in command and insert mode, which is very convenient.
Pro Supports all vim features and settings
All vim features, custom settings, and plugins are automatically available.
Pro Integrated terminal
Has a terminal that can sync to the location of your document, letting you compile or run your program quickly or run quick commands, all without leaving the editor.
Pro Project mode
Kate allows you to make projects to simplify the organisation of your code. This brings in additional organization of an IDE without the overhead.
Pro Fast and minimaistic
Kate is pretty fast and lightweight. This helps it with it's start up speed.
Pro Syntax highlighting
Kate supports syntax highlighting for over 180 languages, from Assembler to Zsh.
Pro Edit over FTP, SSH, or other protocols
Kate uses KDE's input and output libraries to read and write files, allowing seamless integration with FTP, SMB, SFTP, and many other protocols.
Pro Thriving plugin ecosystem
Lots of plugins allow Kate to expand or shrink based on your needs. It includes GDB integration, XML completion, and symbol viewing to speed up programming.
Pro By far one of the best and lightest text editors.
Notepads alternative (for the Windows users).
Pro Vi entry mode
Kate has a vi entry mode.
Cons
Con GVim, like Vim, has a difficult learning curve
A lot of time is needed to learn all the commands and modes supported. A lot of time will also be spent tuning all the settings to the user's preference.
Con Hard to install on Windows or OS X
Kate can be a little hard to install and configure, especially for beginners.
On Linux or BSD, it can be easily installed from your distribution's repositories.
