Fortra Cobalt Strike vs urlgrab: side-by-side comparison (2026)

Fortra Cobalt Strike: Threat emulation product for adversary simulations and red team operations. Built by Fortra. Core capabilities include Post-exploitation payload (Beacon) with PowerShell execution, keylogging, screenshots, and file downloads, Malleable Command and Control (C2) language for network indicator customization, Browser pivoting for hijacking authenticated web sessions.

urlgrab: A golang utility to spider through a website searching for additional links.

The table above shows where their features, integrations, deployment and company size fit differ.

Fortra Cobalt Strike is made by Fortra. urlgrab is open-source with 341 GitHub stars. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

Often, yes. Fortra Cobalt Strike and urlgrab are both Red-Team & Adversary Emulation products. Key differences: Fortra Cobalt Strike is Commercial while urlgrab is Free, urlgrab is open-source. Use the table above to see where features, deployment and company size fit differ.