sherlock

Search 400+ social networks for accounts associated with a username.

2|Updated Apr 25, 2026
One-click install
npx skills add https://github.com/AlexiosBluffMara/mercury --skill sherlock-alexiosbluffmara
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: sherlock
Source: https://github.com/AlexiosBluffMara/mercury/tree/main/optional-skills/security/sherlock
Command: npx skills add https://github.com/AlexiosBluffMara/mercury --skill sherlock-alexiosbluffmara

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Sherlock helps you identify and verify social media accounts associated with a given username across hundreds of networks, aiding for screening and due-diligence.

Core Features & Use Cases

  • Cross-network search: find user profiles across 400+ social platforms.
  • Availability checks: determine if a username is taken on various sites.
  • OSINT reconnaissance: monitor impersonations or brand protection scenarios.

Quick Start

Provide a username and run Sherlock to locate matching social profiles across networks.

Frequently Asked Questions about sherlock

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I find social media accounts associated with a specific username across multiple networks?

You need the Sherlock CLI installed and network access to search for social media accounts across 400+ networks. Once the environment is prepared, provide a target username to locate matching profiles and confirm presence across platforms.

What is OSINT username reconnaissance used for?

OSINT username reconnaissance is used for screening, due-diligence, and brand protection by monitoring impersonations across social media platforms. It applies to confirming username presence and checking availability across 400+ networks.

Can I check username availability on multiple social media platforms at once?

You can check username availability across 400+ social media platforms by running a cross-network search. This process determines if a specific username is already taken on various sites, aiding in brand protection and account creation planning.

Do I need to install the Sherlock CLI to perform cross-network username searches?

Yes, you need the Sherlock CLI installed and active network access to perform cross-network username searches. Adhering to the installation and usage steps described in the prerequisites is required to successfully search across 400+ social networks.

What are the limitations of using OSINT tools for social media reconnaissance?

Limitations of OSINT social media reconnaissance include the strict requirement for network access and proper CLI installation. It relies on matching an exact given username across 400+ networks, so variations in naming conventions may cause missed profiles.