Is Cluster Safe?
Cluster — Nerq Trust Score 48.2/100 (D grade). Based on analysis of 2 trust dimensions, it is has notable safety concerns. Last updated: 2026-08-01.
Exercise caution with Cluster. Cluster is a Chrome extension with a Nerq Trust Score of 48.2/100 (D), based on 3 independent data dimensions. Below the recommended threshold of 70. Security: 90/100. Popularity: 0/100. Data sourced from Chrome Web Store metadata, permissions analysis, developer verification, and update history. Last updated: 2026-04-12. Machine-readable data (JSON).
Is Cluster safe?
NO — USE WITH CAUTION — Cluster has a Nerq Trust Score of 48.2/100 (D). It has below-average trust signals with significant gaps in security, maintenance, or documentation. Not recommended for production use without thorough manual review and additional security measures.
What is Cluster's trust score?
Cluster has a Nerq Trust Score of 48.2/100, earning a D grade. This score is based on 2 independently measured dimensions including security, maintenance, and community adoption.
What are the key security findings for Cluster?
Cluster'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 Cluster and who maintains it?
| Author | Unknown |
| Category | Chrome Extensions |
| Source | N/A |
Cluster Across Platforms
Same developer/company in other registries:
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Safety Guide: Cluster
What is Cluster?
Cluster is a Chrome extension — Window and tab manager. Group tabs into shareable clusters. Sync across devices..
How to Verify Safety
Review permissions carefully. 'Read all data on all websites' is high risk.
You can also check the trust score via API: GET /v1/preflight?target=Cluster
Key Safety Concerns for Chrome extension
When evaluating any Chrome extension, watch for: excessive permissions, data harvesting, permission creep.
Trust Assessment
Cluster has a Nerq Trust Score of 48/100 (D) 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
- Cluster has a Trust Score of 48/100 (D).
- 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 | 0/100 |
| Quality | 40/100 |
| Community | 35/100 |
Based on 5 dimensions. Data from Chrome Web Store metadata, permissions analysis, developer verification, and update history.
What data does Cluster collect?
Cluster has a privacy score of 90/100. Review the documentation and privacy policy for data handling details.
Full analysis: Cluster Privacy Report · Privacy review
Is Cluster 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: Cluster Security Report
Cluster Across Platforms
Same developer/company in other registries:
How we calculated this score
Cluster's trust score of 48.2/100 (D) is computed from Chrome Web Store metadata, permissions analysis, developer verification, and update history. The score reflects 5 independent dimensions: security (90/100), maintenance (50/100), popularity (0/100), 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 August 01, 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.