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Grammar & Writing Assistant Alternatives

Self-hosted grammar, style, and spell checking engines with private multi-language NLP.

Grammar & Writing Assistant

Grammarly & LanguageTool Cloud

Proprietary Cost$12/mo (Grammarly Premium) to $25/mo (Grammarly Business per seat), or $5/mo (LanguageTool Premium)

Cloud-hosted grammar and style checking engines with per-user subscription fees, opaque NLP models, and full document content streamed to vendor servers for processing.

Top Self-Hosted Alternatives:
LanguageTool1 GBLibreOffice LanguageTool Integration512 MB
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