What is Tool Filter?
Tool Filter is a infrastructure that Proxy server that filters tools from upstream MCP servers using configurable regex patterns to control which tools are exposed to clients.. It has a Nerq Trust Score of 45/100 (E). 33 GitHub stars. Published by https://github.com/respawn-app/tool-filter-mcp. Last analyzed September 2026.
Why This Score
- ⚠️ Security: 0/100 — Some security concerns
- ⚠️ Maintenance: 0/100 — Maintenance activity is low
- ⚠️ Community: 33 stars, 0 downloads — Growing community
- ⚠️ Transparency: License: Not specified — No license specified
Trust & Safety Overview
What Tool Filter Does
Tool Filter is a mcp_server in the infrastructure category. Proxy server that filters tools from upstream MCP servers using configurable regex patterns to control which tools are exposed to clients.. It is published by https://github.com/respawn-app/tool-filter-mcp and has no specified license. With 33 GitHub stars and 0 downloads, it has a small community of users and contributors.
Who Should Use Tool Filter
Tool Filter is recommended only for experimental use. Consider alternatives with higher trust scores for production systems.
Details
| Author | https://github.com/respawn-app/tool-filter-mcp |
|---|---|
| Category | infrastructure |
| License | Not specified |
| Type | mcp_server |
| Source | View on GitHub |
| Security Score | 0/100 |
| Activity Score | 0/100 |
How to Get Started
Check the trust score before installing:
curl nerq.ai/v1/preflight?target=tool-filter
Setup guide · Full safety report · Production review · Is it safe?
Safer Alternatives
| Tool | Trust | Stars |
|---|---|---|
| n8n | 69 | 177.3K |
| langflow | 81 | 145.4K |
| dify | 70 | 130.8K |
| open-webui | 60 | 124.5K |
| gemini-cli | 60 | 99.5K |
Frequently Asked Questions
Last updated September 2026. Trust scores based on automated analysis of public data.