Writing assistants

Grammar, spelling and style checkers you can run yourself, so your text never has to leave your machine.

Paid products in this category

Cloud writing assistant with free and paid plans that checks grammar, spelling and style, rewrites text with AI, adjusts tone, checks plagiarism and works inside browsers and desktop apps. Text is processed on Grammarly's servers.

13 open-source alternatives →

Top ranked

How ranking works →

1 LanguageTool Confirmed: 8/8 facts ★ 15k
2 Harper Partial: 7/8 facts ★ 16k
3 Vale Partial: 7/8 facts ★ 6.2k
4 textlint Partial: 7/8 facts ★ 3.2k
5 Hunspell Partial: 7/8 facts ★ 2.6k
6 proselint Partial: 7/8 facts ★ 4.6k
7 Writing Tools Confirmed: 8/8 facts ★ 2.5k
8 TeXtidote Confirmed: 8/8 facts ★ 1.1k
9 LanguageTool Integration for Obsidian Partial: 7/8 facts ★ 576
10 LTeX+ Partial: 7/8 facts ★ 259

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