The latest articles on DEV Community by secretman12-lang (@secretman12lang). https://dev.to/secretman12lang https://media2.dev.to/dynamic/image/width=90,height=90,fit=cover,gravity=auto,format=auto/https:%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Fuser%2Fprofile_image%2F3771750%2Fee842e61-d2fc-4324-ae52-a1c90fd9e02f.png https://dev.to/secretman12lang en secretman12-lang Fri, 13 Feb 2026 21:35:48 +0000 https://dev.to/secretman12lang/i-built-an-experimental-async-osint-tool-in-python-voidscan-5129 https://dev.to/secretman12lang/i-built-an-experimental-async-osint-tool-in-python-voidscan-5129 <p>I’ve been studying OSINT techniques and asynchronous programming in Python, so I decided to build a small experimental CLI tool called <strong>VoidScan</strong>.</p> <p>The goal was not to compete with established tools, but to understand async I/O, HTTP requests at scale, and CLI architecture.</p> <h2> 🔎 What VoidScan Does </h2> <p>VoidScan scans a given username across multiple platforms and checks whether the account exists.</p> <p>It includes:</p> <ul> <li>Normal mode (basic lookup)</li> <li>Strict mode (more conservative validation)</li> <li>Deep mode (generates username variations)</li> <li>Async scanning using <code>aiohttp</code> </li> <li>CLI built with <code>Typer</code> and <code>Rich</code> </li> </ul> <h2> 🧠 Why I Built It </h2> <p>I wanted to practice:</p> <ul> <li>asyncio</li> <li>concurrent HTTP requests</li> <li>clean project structure</li> <li>packaging &amp; distribution (PyPI)</li> <li>CLI UX design</li> </ul> <h2> 🆚 Comparison </h2> <p>There are larger OSINT tools like Sherlock and Maigret that are more complete.</p> <p>VoidScan is intentionally:</p> <ul> <li>Smaller</li> <li>Async-first</li> <li>Easier to read and extend</li> <li>Focused on learning &amp; experimentation</li> </ul> <h2> 🛠 Tech Stack </h2> <ul> <li>Python 3.10+</li> <li>asyncio</li> <li>aiohttp</li> <li>Typer</li> <li>Rich</li> </ul> <h2> 🚀 GitHub </h2> <p><a href="https://github.com/secretman12-lang/voidscan" rel="noopener noreferrer">https://github.com/secretman12-lang/voidscan</a></p> <p>Feedback is welcome!</p> cli cybersecurity python showdev