Alternatives to Grammarly

4 existing options to compare before committing to a custom build.

• LanguageToolOpen source

  Open-source grammar and style checker, the main free reference alongside Grammarly.

• HarperOpen source

  Fast grammar checker for English that runs on the device without sending the text elsewhere.

• Writing ToolsOpen source

  GPL-3.0 tool to fix, rewrite or summarise selected text with a keyboard shortcut, through an online or local model.

• WritingToolOpen source

  LibreOffice extension (LGPL-2.1) that adds long-document checks and local AI, centred on LibreOffice.

Chaque lien est contrôlé (projet actif et sous licence libre, offre gratuite lue chez l'éditeur, site en ligne). Aucune alternative n'est sponsorisée.