One of the most popular alternatives to Grammarly is LanguageTool, which is open source with a free version. Other popular alternatives are DeepL Write, Harper, Onit AI and Grammalecte. You're spoiled for choice with Grammar Checkers like Grammarly: we list more than 100 alternatives for the web, Mac, Windows, iPhone and Linux.
AI Slop Index (ASI) is VibeAxis’s open method and toolset for scoring synthetic-sounding content. It flags vague quantifiers, passive voice, credulous claims, and other slop signals, then rolls them into a transparent score. MIT-licensed components; zero tracking.
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Foresty is an AI email assistant for Gmail and Outlook that helps you draft, reply, follow up, and improve emails instantly - without leaving your inbox.
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Finds misspelled words on any web page. Works 100% offline. No account, no ads, no tracking, no data leaves your browser.
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LinguaPilot AI is a Windows writing coach that improves what you write in any app and explains every change in the language you understand best.
A privacy-focused Microsoft Word add-in that highlights mechanical writing patterns, overused phrases, and formatting inconsistencies so users can edit and polish text in their own voice.
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Open-source grammar checker and writing assistant for Chrome that uses Chrome's built-in model or your own AI provider, with no backend or telemetry.
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Quillza is a free online platform that offers a range of smart tools to help people improve their writing. Whether you want to rewrite a paragraph, fix grammar mistakes, or generate content from scratch, Quillza makes it simple.
GrammarLatte is a desktop writing editor that catches grammar and spelling mistakes as you type and offers clear, click-to-apply corrections in a fast, distraction-free interface. GrammarLatte is included in every getapps.cafe subscription.
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Friday is an AI-powered email assistant designed to save time and improve communication. With one click, you can generate professional responses, create emails from short prompts, and adjust tone or language for any context.
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Stylo fixes your writing in seconds — paste your text, pick a style. No more awkward phrasing, no more grammar mistakes, just clean polished text every time.
AI-powered desktop writing assistant for grammar correction, rewriting, and translation with global keyboard shortcuts.
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Private Mac writing assistant that reads screen context to draft replies, complete sentences, correct grammar, and rephrase text in your tone. Suggestions work across apps and websites, support 36 languages, and can be accepted with Tab.
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