Is Grammar And Spell Checker Languagetool Safe?
Grammar And Spell Checker Languagetool — Nerq Trust Score 55.0/100 (C grade). Based on analysis of 2 trust dimensions, it is has notable safety concerns. Last updated: 2026-05-31.
Use Grammar And Spell Checker Languagetool with some caution. Grammar And Spell Checker Languagetool is a Firefox extension with a Nerq Trust Score of 55.0/100 (C), based on 3 independent data dimensions. Below the recommended threshold of 70. Security: 90/100. Popularity: 45/100. Data sourced from addons.mozilla.org metadata, permissions analysis, and source code availability. Last updated: 2026-04-12. Machine-readable data (JSON).
Is Grammar And Spell Checker Languagetool safe?
CAUTION — Grammar And Spell Checker Languagetool has a Nerq Trust Score of 55.0/100 (C). It has moderate trust signals but shows some areas of concern that warrant attention. Suitable for development use — review security and maintenance signals before production deployment.
What is Grammar And Spell Checker Languagetool's trust score?
Grammar And Spell Checker Languagetool has a Nerq Trust Score of 55.0/100, earning a C grade. This score is based on 2 independently measured dimensions including security, maintenance, and community adoption.
What are the key security findings for Grammar And Spell Checker Languagetool?
Grammar And Spell Checker Languagetool's strongest signal is security at 90/100. No known vulnerabilities have been detected. It has not yet reached the Nerq Verified threshold of 70+.
What is Grammar And Spell Checker Languagetool and who maintains it?
| Author | LanguageTooler GmbH |
| Category | Firefox Add-ons |
| Source | N/A |
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Safety Guide: Grammar And Spell Checker Languagetool
What is Grammar And Spell Checker Languagetool?
Grammar And Spell Checker Languagetool is a Firefox add-on — With this extension you can check text with the style and grammar checker LanguageTool. It finds many errors that a simple spell checker cannot detect, like mixing up there/their, a/an, or repeating a.
How to Verify Safety
Review permissions on addons.mozilla.org. Check if source code is available.
You can also check the trust score via API: GET /v1/preflight?target=Grammar and Spell Checker - LanguageTool
Key Safety Concerns for Firefox add-on
When evaluating any Firefox add-on, watch for: excessive permissions, data harvesting.
Trust Assessment
Grammar And Spell Checker Languagetool has a Nerq Trust Score of 55/100 (C) and has not yet reached Nerq trust threshold (70+). This score is based on automated analysis of security, maintenance, community, and quality signals.
Key Takeaways
- Grammar And Spell Checker Languagetool has a Trust Score of 55/100 (C).
- Review carefully before use — below trust threshold.
- Always verify independently using the Nerq API.
Detailed Score Analysis
| Dimension | Score |
|---|---|
| Security | 90/100 |
| Maintenance | 50/100 |
| Popularity | 45/100 |
| Quality | 40/100 |
| Community | 35/100 |
Based on 5 dimensions. Data from addons.mozilla.org metadata, permissions analysis, and source code availability.
What data does Grammar And Spell Checker Languagetool collect?
Grammar And Spell Checker Languagetool has a privacy score of 90/100. Review the documentation and privacy policy for data handling details.
Full analysis: Grammar And Spell Checker Languagetool Privacy Report · Privacy review
Is Grammar And Spell Checker Languagetool secure?
Security score: 90/100. This meets the recommended security threshold for production use.
Nerq monitors this entity against NVD, OSV.dev, and registry-specific vulnerability databases for ongoing security assessment.
Full analysis: Grammar And Spell Checker Languagetool Security Report
How we calculated this score
Grammar And Spell Checker Languagetool's trust score of 55.0/100 (C) is computed from addons.mozilla.org metadata, permissions analysis, and source code availability. The score reflects 5 independent dimensions: security (90/100), maintenance (50/100), popularity (45/100), quality (40/100), community (35/100). Each dimension is weighted equally to produce the composite trust score.
Nerq analyzes over 7.5 million entities across 26 registries using the same methodology, enabling direct cross-entity comparison. Scores are updated continuously as new data becomes available.
This page was last reviewed on May 31, 2026. Data version: 1.0.
Full methodology documentation · Machine-readable data (JSON API)
Frequently Asked Questions
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Disclaimer: Nerq trust scores are automated assessments based on publicly available signals. They are not endorsements or guarantees. Always conduct your own due diligence.