What are some alternatives?
When comparing karabiner-elements.pqrs.org Seil and Karabiner, you can also consider the following products
SharpKeys - SharpKeys is a utility that manages a Registry key that allows Windows to remap one key to any...
Key Remapper - Intended for remapping keys, mouse buttons and mouse wheel actions, Key Remapper allows you to:
xmodmap - The xmodmap program is used to edit and display the keyboard modifier map and keymap table that are...
Key Manager - ATNSOFT Key Manager, Key Remapper, Text Paster
AutoHotkey - Free keyboard macro program. Supports hotkeys for keyboard, mouse, and joystick. Can expand abbreviations as you type them (AutoText).
Stick Shift - Stick Shift saves you time by removing repetitive changes to hand position when programming.