# postMessage-tracker

postMessage-tracker is a Penetration Testing product. It runs in the cloud. Pricing is free.

Track postMessage usage with this Chrome Extension

Checked October 2026.

## What is postMessage-tracker?

A Chrome Extension to track postMessage usage (url, domain and stack) both by logging using CORS and also visually as an extension-icon

Tags: Visualization, Browser Security

## Where it fits in your security program (NIST CSF 2.0)

- [Detect](https://cybersectools.com/guides/building-detect-program-small-team): helps you spot attacks and unusual activity.

## Quick facts

- Category: [Offensive Security](https://cybersectools.com/categories/offensive-security-testing) · [Penetration Testing](https://cybersectools.com/categories/pentesting-tools)
- Deployment: Cloud
- Company size fit: Startup, SMB
- Pricing model: Free
- GitHub stars: 1,208
- Website: github.com

## postMessage-tracker FAQ

### What is postMessage-tracker?

postMessage-tracker is a product in the Penetration Testing category. It covers Visualization and Browser Security.

### What is the pricing for postMessage-tracker?

postMessage-tracker is free. Download and setup instructions are at https://github.com/fransr/postMessage-tracker/.

### What are alternatives to postMessage-tracker?

Alternatives to postMessage-tracker listed on CybersecTools:

1. [Haryon Pentest Orchestration Platform](https://cybersectools.com/tools/haryon-pentest-orchestration-platform) - Platform for orchestrating and automating penetration testing and attack path management (Commercial)
2. [Ampcus Agentic AI](https://cybersectools.com/tools/ampcus-agentic-ai) - Autonomous AI system for continuous penetration testing and exploit validation (Commercial)
3. [MindTheHack Platform](https://cybersectools.com/tools/mindthehack-platform) - AI-driven pentesting platform with white hat hacker community support (Commercial)
4. [Beetles CrowdSpark Platform](https://cybersectools.com/tools/beetles-crowdspark-platform) - Pentest engagement management platform with continuous testing & real-time reporting. (Commercial)
5. [RunSybil](https://cybersectools.com/tools/runsybil) - AI-driven continuous attack surface assessment and validation platform. (Commercial)

Compare all postMessage-tracker alternatives at [https://cybersectools.com/alternatives/postmessage-tracker](https://cybersectools.com/alternatives/postmessage-tracker)

### What deployment and organization size does postMessage-tracker fit?

postMessage-tracker is available as a cloud service. It is listed for startups and small businesses. It is free.

## Compare postMessage-tracker with similar solutions

- [postMessage-tracker vs Haryon Pentest Orchestration Platform](https://cybersectools.com/compare/haryon-pentest-orchestration-platform-vs-postmessage-tracker)
- [postMessage-tracker vs Ampcus Agentic AI](https://cybersectools.com/compare/ampcus-agentic-ai-vs-postmessage-tracker)
- [postMessage-tracker vs MindTheHack Platform](https://cybersectools.com/compare/mindthehack-platform-vs-postmessage-tracker)

All alternatives to postMessage-tracker: [/alternatives/postmessage-tracker](https://cybersectools.com/alternatives/postmessage-tracker)

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Source: https://cybersectools.com/tools/postmessage-tracker

For AI agents: every CybersecTools shortlist is listed at https://cybersectools.com/shortlists.md, and any compare page has a Markdown copy too (add .md to its URL).

More on postMessage-tracker: funding, momentum, hiring and news, plus the full product and company record, are available through the Mandos MCP Server (paid plans), which connects to AI assistants: https://mandos.io/mcp?utm_source=cybersectools.com&utm_medium=product-md