Open-source alternatives to Nsec3map

A script for advanced discovery of Privileged Accounts - includes Shadow Admins

BLUTO DNS Recon | Brute Forcer | DNS Zone Transfer | DNS Wild Card Checks | DNS Wild Card Brute Forcer | Email Enumeration | Staff Enumeration | Compromised Account Enumeration | MetaData Harvesting

Active Directory Integrated DNS dumping by any authenticated user

SSLScrape | A scanning tool for scaping hostnames from SSL certificates.

An open source intelligence tool to crawl the graph of certificate Alternate Names

DEVELOPMENT VISION

Gobuster is a command-line security utility designed for brute-force discovery of hidden infrastructure and content. It operates by systematically testing wordlists against target network services to identify files, directories, subdomains, and cloud storage buckets. The tool utilizes a concurrent worker pool to execute these requests in parallel, ensuring efficient scanning across various network environments. The project distinguishes itself through a modular plugin architecture that supports multiple discovery modes, including HTTP, DNS, and TFTP. This design allows for protocol-agnostic r

Amass is a network attack surface mapper and reconnaissance framework designed to discover and map the external, internet-facing infrastructure of a target organization. It functions as an open source intelligence tool that identifies public network boundaries and locates hidden or forgotten subdomains to define an organization's total reachable footprint. The project utilizes passive-source data aggregation from external APIs and public databases alongside active DNS brute-forcing and recursive subdomain expansion. It employs a graph-based asset mapping system to visualize the relationships

ADRecon is a tool which gathers information about the Active Directory and generates a report which can provide a holistic picture of the current state of the target AD environment.

Subfinder is a passive subdomain enumeration tool and DNS asset discovery utility designed for mapping the external attack surface of a domain. It functions as a passive reconnaissance framework that identifies subdomains by querying curated third-party data sources and APIs without interacting directly with the target infrastructure. The tool utilizes a modular provider interface to integrate various passive sources and employs concurrent request orchestration to manage simultaneous network queries. It includes wildcard DNS filtering to identify and remove catch-all records, ensuring the res