Is Leechblock Ng Safe?
Leechblock Ng — Nerq Trust Score 55.0/100 (C grade). Based on analysis of 2 trust dimensions, it is has notable safety concerns. Last updated: 2026-06-14.
Use Leechblock Ng with some caution. Leechblock Ng 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 Leechblock Ng safe?
CAUTION — Leechblock Ng 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 Leechblock Ng's trust score?
Leechblock Ng 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 Leechblock Ng?
Leechblock Ng'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 Leechblock Ng and who maintains it?
| Author | James Anderson |
| Category | Firefox Add-ons |
| Source | N/A |
Leechblock Ng Across Platforms
Same developer/company in other registries:
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Safety Guide: Leechblock Ng
What is Leechblock Ng?
Leechblock Ng is a Firefox add-on — LeechBlock NG is a simple productivity tool designed to block those time-wasting sites that can suck the life out of your working day. All you need to do is specify which sites to block and when to bl.
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=LeechBlock NG
Key Safety Concerns for Firefox add-on
When evaluating any Firefox add-on, watch for: excessive permissions, data harvesting.
Trust Assessment
Leechblock Ng 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
- Leechblock Ng 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 Leechblock Ng collect?
Leechblock Ng has a privacy score of 90/100. Review the documentation and privacy policy for data handling details.
Full analysis: Leechblock Ng Privacy Report · Privacy review
Is Leechblock Ng 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: Leechblock Ng Security Report
Leechblock Ng Across Platforms
Same developer/company in other registries:
How we calculated this score
Leechblock Ng'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 June 14, 2026. Data version: 1.0.
Full methodology documentation · Machine-readable data (JSON API)
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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.