Semgrep Server: Real-Time Flaw Detection & Prevention

Semgrep Server mirrors code flaws in real time, arming teams to squash critical bugs before they hit prod. No blind spots—just action." )

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About Semgrep Server

What is Semgrep Server: Real-Time Flaw Detection & Prevention?

Semgrep Server is a Model Context Protocol (MCP) based tool that integrates real-time code analysis into development workflows. By leveraging Semgrep's rule-based scanning engine, it enables teams to detect security vulnerabilities, compliance issues, and code quality flaws instantly during development. The server acts as a central hub for managing scan rules, executing analyses, and processing results via standardized MCP communication.

How to use Semgrep Server: Real-Time Flaw Detection & Prevention?

Getting started is straightforward:
1. Clone the repository and install dependencies using npm
2. Build the project with npm run build
3. Launch in production mode with npm start or use npm run dev for debugging
Developers can then use MCP-compatible IDEs/CI tools to trigger scans, manage rules, and process results through exposed API endpoints.

Semgrep Server Features

Key Features of Semgrep Server: Real-Time Flaw Detection & Prevention?

Real-time scanning - Immediate feedback during coding
Rule management - Create, modify, and organize custom security rules
Result analysis - Compare scan outcomes, filter findings, and export reports
Multi-format support - Export results as JSON, CSV, or SARIF formats
Extensible workflows - Integrate with existing CI/CD pipelines via MCP

Use cases of Semgrep Server: Real-Time Flaw Detection & Prevention?

Teams use this server to:

Automate security audits during code reviews
Create organization-specific security policies
Track vulnerability trends across repositories
Enforce compliance standards in real-time
Debug false positives through result comparison

Semgrep Server FAQ

FAQ from Semgrep Server: Real-Time Flaw Detection & Prevention?

Do I need TypeScript experience? Basic knowledge helps, but pre-built binaries work out-of-the-box
Which languages are supported? All languages covered by Semgrep's engine, including Python, JavaScript, Java, and more
Can I contribute rules? Absolutely – the server includes example YAML rule templates to start from
Is it open source? Yes, licensed under ISC – check the LICENSE file for details

Content

Semgrep Server

Ein Model Context Protocol (MCP) Server für die Integration von Semgrep in die Entwicklungsumgebung. Dieser Server ermöglicht die Durchführung von statischen Code-Analysen und die Verwaltung von Semgrep-Regeln direkt über das MCP-Protokoll.

Installation

# Repository klonen
git clone [repository-url]
cd semgrep-server

# Abhängigkeiten installieren
npm install

# Server bauen
npm run build

Verwendung

Der Server kann auf folgende Weise gestartet werden:

# Produktionsmodus
npm start

# Entwicklungsmodus
npm run dev

Verfügbare Tools

Der Server stellt folgende MCP-Tools zur Verfügung:

scan_directory: Führt einen Semgrep-Scan in einem Verzeichnis aus
list_rules: Listet verfügbare Semgrep-Regeln auf
analyze_results: Analysiert die Scan-Ergebnisse
create_rule: Erstellt eine neue Semgrep-Regel
filter_results: Filtert Scan-Ergebnisse nach verschiedenen Kriterien
export_results: Exportiert Scan-Ergebnisse in verschiedene Formate
compare_results: Vergleicht zwei Scan-Ergebnisse

Entwicklung

Das Projekt ist in TypeScript geschrieben und verwendet das MCP SDK für die Server-Implementierung.

Projektstruktur

semgrep-server/
├── src/           # Quellcode
├── build/         # Kompilierte JavaScript-Dateien
├── test.js        # Testdateien
└── test-rule.yaml # Beispiel Semgrep-Regel

Abhängigkeiten

Node.js & npm
TypeScript
MCP SDK
Axios für HTTP-Anfragen

Lizenz

Dieses Projekt steht unter der ISC-Lizenz. Weitere Details finden Sie in der LICENSE Datei.