InSpy is a Python-based LinkedIn enumeration tool with two functionalities: TechSpy and EmpSpy. TechSpy crawls LinkedIn job listings for technologies used by the target company. InSpy attempts to identify technologies by matching job descriptions to keywords from a newline-delimited file.
Sublist3r is a python tool designed to enumerate subdomains of websites using OSINT. It helps penetration testers and bug hunters collect and gather subdomains for the domain they are targeting. Sublist3r enumerates subdomains using many search engines such as Google, Yahoo, Bing, Baidu, and Ask.
Recon-ng is a full-featured Web Reconnaissance framework written in Python. Complete with independent modules, database interaction, built in convenience functions, interactive help, and command completion, Recon-ng provides a powerful environment in which open source web-based reconnaissance can be conducted quickly and thoroughly.
An interesting idea originally released on the "7 Habits of Highly Effective Hackers" blog was to use Twitter to help generate those lists based on searches for keywords related to the list that is being cracked. This idea has been expanded into twofi which will take multiple search terms and return a word list sorted by most common first.
Bing.com is a search engine owned by Microsoft formerly known as MSN Search and Live Search. It has a unique feature to search for websites hosted on a specific IP address. Bing-ip2hosts uses this feature to enumerate all hostnames which Bing has indexed for a specific IP address.
Automater is a URL/Domain, IP Address, and Md5 Hash OSINT tool aimed at making the analysis process easier for intrusion Analysts. Given a target (URL, IP, or HASH) or a file full of targets Automater will return relevant results from sources like the following: IPvoid.com, Robtex.com, Fortiguard.com, unshorten.me, Urlvoid.com, Labs.alienvault.com, ThreatExpert, VxVault, and VirusTotal.