AutoHotkey - The ultimate automation scripting language for Windows.
Hunspell - Hunspell is the spell checker of LibreOffice, OpenOffice.
PhraseExpress - PhraseExpress is one of the best and most fully featured text expansion apps available to Windows users.
tinySpell - A spell-checker for Windows. Checks text in clipboard and/or on the fly in any Windows program. Small and easy to use. Resides in the taskbar notification area. Free download.
FastKeys - Latest Version 4. 05. 28th December 2017 - Engine optimization, - Language translation updates, - General improvements and bug fixes. View Version History Your FEEDBACK is highly appreciated - send us an email or make a comment on FastKeys Forum.
ispell - Ispell is a program that helps you to correct spelling and typographical errors in a file.