
Private Grammar Checker - Harper Autor: Elijah Potter
A private grammar checker for 21st Century English
606 Users606 Users
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O tym rozszerzeniu
Harper is a fast, privacy-first grammar and spelling checker that works entirely offline. No cloud. No tracking. No ads. Just clean, real-time feedback as you write.
Harper is designed for performance and precision. It checks your grammar and spelling across websites, documents, and comment fields — without sending a single keystroke to the internet.
Who it's for:
• Writers who want accurate grammar help without giving up privacy
• Developers writing technical docs, READMEs, or blog posts
• Markdown lovers, privacy advocates, and minimalists
• Anyone tired of bloated grammar checkers and upsells
Key features:
• ✅ Grammar and spelling suggestions in real time
• 🔒 100% offline – your text never leaves your machine
• 🌎 Supports American 🇺🇸, British 🇬🇧, Canadian 🇨🇦, and Australian 🇦🇺 English
• 💻 Great for Markdown, documentation, and code comments
• 🚫 No popups, ads, or feature nags
• 🛠️ Open source – inspect and contribute on GitHub
• ⚡ Built in Rust for speed and memory efficiency
Unlike tools that harvest your data, Harper runs entirely in your browser — fast, secure, and unobtrusive. You write. Harper keeps it clean.
Harper is designed for performance and precision. It checks your grammar and spelling across websites, documents, and comment fields — without sending a single keystroke to the internet.
Who it's for:
• Writers who want accurate grammar help without giving up privacy
• Developers writing technical docs, READMEs, or blog posts
• Markdown lovers, privacy advocates, and minimalists
• Anyone tired of bloated grammar checkers and upsells
Key features:
• ✅ Grammar and spelling suggestions in real time
• 🔒 100% offline – your text never leaves your machine
• 🌎 Supports American 🇺🇸, British 🇬🇧, Canadian 🇨🇦, and Australian 🇦🇺 English
• 💻 Great for Markdown, documentation, and code comments
• 🚫 No popups, ads, or feature nags
• 🛠️ Open source – inspect and contribute on GitHub
• ⚡ Built in Rust for speed and memory efficiency
Unlike tools that harvest your data, Harper runs entirely in your browser — fast, secure, and unobtrusive. You write. Harper keeps it clean.
Oceniony na 4,8 przez 15 recenzentów
Uprawnienia i daneWięcej informacji
Wymagane uprawnienia:
- Mieć dostęp do kart przeglądarki
- Mieć dostęp do danych użytkownika na wszystkich stronach
Więcej informacji
- Strony dodatku
- Wersja
- 0.55.0
- Rozmiar
- 5,62 MB
- Ostatnia aktualizacja
- 1 dzień temu (4 sie 2025)
- Powiązane kategorie
- Licencja
- Licencja Apache 2.0
- Historia wersji
- Dodaj do kolekcji
Informacje o wydaniu 0.55.0
See main release notes here: https://github.com/Automattic/harper/releases/tag/v0.55.0
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