Veonim is described as 'simple modal IDE built on Neovim and VSCode extensions. The goal is to create my ideal programming environment. Features: • Superfast with things like WebGL GPU rendering and multithreading' and is an app in the Development category. There are more than 50 alternatives to Veonim for a variety of platforms, including Windows, Linux, Mac, BSD and PortableApps.com. The best alternative is Visual Studio Code, which is free. Other great apps like Veonim are Notepad++ (Free, Open Source), Atom (Free, Open Source), Sublime Text (Free Personal) and Vim (Free, Open Source).
MacVim is a port of the text editor Vim to Mac OS X. MacVim supports multiple windows with tabbed editing and a host of other features such as: * bindings to standard OS X keyboard shortcuts (?Z, ?V, ?A, ?G, etc.
Howl is a general purpose editor that aims to be both lightweight and fully customizable. It is built on top of the very fast LuaJIT runtime, and can be extended in either Lua or Moonscript. It has a minimalistic UI driven mainly by the keyboard.
Judge0 IDE is a free and open-source online code editor that allows you to write and execute code from a rich set of languages. It's perfect for anybody who just wants to quickly write and run some code without opening a full-featured IDE on their computer.
BabelPad is a free Unicode text editor for Windows that supports the proper rendering of most complex scripts, and allows you to assign different fonts to different scripts in order to facilitate multi-script text editing.