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fp-check

v1.0.4

Systematic false positive verification for security bug analysis with mandatory gate reviews

Claude Code1 Skill

By Maciej Domanski7.1k GitHub starsUpdated last week

Directory evidence

Runtimes
Claude Code
Parsed components
1 skill or MCP entry
Source updated
Sep 16, 2026
Manifest status
Canonical path parsed

The directory validates manifest shape and source location. It does not execute the plugin or provide a security endorsement. Review the indexing methodology →

Install fp-check for Claude Code

Installs for the current user
claude plugin marketplace add IchenDEV/agent-plugin-mkt
claude plugin marketplace update agent-plugin-marketplace
claude plugin install fp-check@agent-plugin-marketplace

Paste and run these commands in a terminal with Claude Code. They add and refresh the PluginsMP catalog, then install this plugin.

The installer fetches third-party code from the source repository shown on this page. This directory validates manifest structure and source location, but does not perform a security audit; review the manifest, components, and source before installing.

Get the source manually
git clone https://github.com/trailofbits/skills

Clone the source repository, then follow its setup instructions to add the plugin to a compatible client. The plugin root is plugins/fp-check/.

Plugin files

plugins/fp-check/
├── .claude-plugin/plugin.json
└── skills/fp-check/SKILL.md

Included Skills1

fp-checkskills/fp-check/SKILL.md

Systematically verifies suspected security bugs to eliminate false positives, producing a TRUE POSITIVE or FALSE POSITIVE verdict with documented evidence for each. Use when asked whether a specific finding is real, exploitable, or a false positive, or to verify or validate a suspected vulnerability — not for hunting or discovering new bugs.

Plugin manifests1

plugins/fp-check/.claude-plugin/plugin.json
{
  "name": "fp-check",
  "version": "1.0.4",
  "description": "Systematic false positive verification for security bug analysis with mandatory gate reviews",
  "author": {
    "name": "Maciej Domanski"
  },
  "interface": {
    "displayName": "False Positive Check",
    "shortDescription": "Systematic false positive verification for security bug analysis with mandatory gate reviews",
    "longDescription": "Systematic false positive verification for security bug analysis with mandatory gate reviews",
    "developerName": "Maciej Domanski"
  }
}

For maintainers

If you maintain this plugin, link to this source-backed listing from your README so users can review its manifest and indexed components.

[fp-check on Agent Plugins Marketplace](https://pluginsmp.com/plugins/fp-check)