OSINT Toolkit

social-analyzer

socialscan

Username Checker

https://biznar.com/

https://searchusers.com/

IDCrawl | Social Media Profile Lookup

Instant Username Search

Kik Usernames | Find People on KiK

Name Checkup

Namecheck.bloggingehow.com

namecheckr | Social and Domain Name Availability Search For Brand Professionals

Namevine

PeekYou

SearchPOF.com - Search POF by Username

SocialFinder(NSFW) | Manual Profile Discovery

User Searcher

Username Search | Social Media Profile Lookup | BeenVerified

UserSearch | Search Dating Sites | Reverse User Lookup