[ VERIFIED_VIA_MULTI_SOURCE_INTELLIGENCE ]
[ SOURCE: https://github.com/Automattic/harper ]
[ TIMESTAMP: 2026-07-23 14:01:35 ]

harper

Offline grammar checker built with Rust. Emphasizes user privacy. Open-source and fast performance.

01_CORE_FEATURES

02_DEEP_ANALYSIS

FeatureHarperGrammarlyLanguageTool
Offline functionalityYesNoYes
Privacy focusYesNoNo
Open-sourceYesNoYes
FINAL_VERDICT
USE

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