CyberPost Lab
A fully offline, browser-based HTTP request testing tool for cybersecurity researchers
As of May 2026, CyberPost Lab has 101 users and a 5.00/5 rating from 7 reviews in the Productivity category.
Usersup 17.4 percent+17.4%
101
101
Ratingno change0%
5.00
7 reviews
Reviewsno change0%
7
Version
1.0.0
Manifest V3
History
5 snapshotsTracking since Apr 1, 2026.
View as table
| Date | Users | Rating | Reviews | Version |
|---|---|---|---|---|
| Apr 1, 2026 | 86 | 5.00 | 7 | 1.0.0 |
| Apr 21, 2026 | 84 | 5.00 | 7 | 1.0.0 |
| May 6, 2026 | 83 | 5.00 | 7 | 1.0.0 |
| May 17, 2026 | 84 | 5.00 | 7 | 1.0.0 |
| May 31, 2026 | 107 | 5.00 | 7 | 1.0.0 |
| Now | 101 | 5.00 | 7 | 1.0.0 |
Permissions & access
- Permissions
- clipboardWrite
- Host access
- <all_urls>
Screenshots
About
CyberPost Lab - Comprehensive Web Testing Tool for Security Researchers Brief Description CyberPost Lab is a specialized Chrome extension that enables security researchers, penetration testers, and information security specialists to conduct comprehensive web tests completely offline. The tool combines an advanced payload generator, encoding/decoding utilities, and an integrated HTTP request laboratory, all within a modern, user-friendly interface. Key Features Integrated HTTP Request Laboratory - Send and receive HTTP/HTTPS requests using any method (GET, POST, PUT, DELETE, and more) - Full support for custom parameters and headers - View responses in formatted JSON, raw text, or HTML preview - Create mock requests for testing without an internet connection - Automatic session persistence between browser sessions Encoding and Decoding Tools - Easily encode and decode Base64 - URL encoding and decoding - HTML entity conversion and reversal - JWT decoding with structured content display Specialized Payload Generator A comprehensive collection of ready-to-use test payloads for immediate security testing: - XSS (Cross-Site Scripting) - SQL Injection - Command Injection - LFI (Local File Inclusion) - SSRF (Server-Side Request Forgery) - RCE (Remote Code Execution) - SSTI (Server-Side Template Injection) - XXE (XML External Entity) - CRLF Injection - JSON Injection - Host Header Injection - Windows LFI Who Is This Tool For ? CyberPost Lab targets professionals in the cybersecurity field, including: - Ethical hackers and security researchers - Web developers concerned with application security - Information security students and practitioners - Security incident response teams Additional Features - Modern user interface inspired by professional cybersecurity tools - Smooth and responsive user experience - Works completely offline without requiring an internet connection - Maintains data privacy - all operations occur locally on your device - Compatible with the latest versions of Chrome browser Developed by the Ghostbyte® Team Created by a team specialized in information security with a focus on providing practical tools for security professionals. CyberPost Lab - Your Essential Web Security Testing Toolkit. have fun
Technical
- Version
- 1.0.0
- Manifest
- V3
- Size
- 111KiB
- Min Chrome
- 88
- Languages
- 1
- Featured
- No
Metadata
- ID
- kdogkalclfcnhknehcpghfkjjlcfnhle
- Developer ID
- ud36faafc937b87e4c8237f45bd5da889
- Developer Email
- [email protected]
- Created
- Jul 3, 2025
- Last Updated (Store)
- Jul 3, 2025
- Last Scraped
- May 31, 2026
- Website
- —
- Support URL
- https://discord.gg/M9pg3dNmXN
- Privacy Policy
- https://www.byt.lol/privacy.html
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Data sourced from the Chrome Web Store · last verified May 31, 2026.