Good question, has anyone tried Cofounderslab.com or similar services ?
In this quest, they have brought onboard various experts such as former executives from Match.com, and leading researchers for the Kauffman Foundation. Furthermore, CoFoundersLab has acquired several companies over the years enhancing its IP portfolio, and execution capability.
Through CoFoundersLab, members can search a self-selected pool of cofounder candidates, while getting a much better sense for wether the cofounder candidates posses complementary skills, and have compatible personalities, goals, and values!
There is no "silver bullet" solution, but CoFoundersLab.com is an out of this world better approach to embarking on the journey of cofounder search!
Disclosure: I am the CEO at Onevest and we just announced a merger with CoFoundersLab.
Disclosure: No interest in either of companies or own any stock. Disclosures like this are for jackasses like the comment above by morgante.
I tried Cofounderslab.com, Collabfinder and did not find the quality people I was looking for.
Perhaps not surprisingly, HN yielded a much higher level of potential collaborators/co-founders. I spoke with a few folks on here and am impressed. Most prefer working with someone in person.
Many Universities nowadays have plenty of resources to the prospective Entrepreneur. Check out the local business schools to see if they host open innovation days.
If you are looking for contractors to help, ODesk and Elance surprised me with some pretty high quality people, but you have to sift through a lot of applications.