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.