The privately owned Websleuths LLC maintains a forum for registered users to discuss and classify information related to crimes, trials and unsolved cases, which they try to solve.

In 2014, Carl Koppelman, a California man who is a member of Websleuths, believed that he had identified a match between a new image of Tammy Alexander, long missing from Hernando County, Florida, and a forensic portrait of a young unidentified homicide victim known as Caledonia Jane Doe, found in Livingston County, New York in 1979.

With this lead, police were able to make a DNA match between the victim and her half-sister, confirming her in January 2015 as Alexander more than 35 years after her death.

[4] A Vice.com profile highlights a case where; "In 2006, the site's efforts helped solve the murder of a homeless man who’d won the lottery.

[6] In 2016, Websleuths joined the producers of the television show The Killing Season in an interactive look at the unsolved Long Island serial killer cases.