Sadly, I think I found it for you:

http://fundable.com/
"This is an archived copy of Fundable from 2006. Fundable is closed.
This archive is still being compiled and most links do not yet work"

http://www.metafilter.com/85542/Fundablecom-is-closed-permanently

Looks like http://www.kapipal.com/ and http://www.kickstarter.com/ are
the next best options.

-Adam

On Thu, Jan 28, 2010 at 11:58 AM, James Newton <jamesnewton@massmind.org> wrote:
> There was a web site where you could post a programming or engineering
> problem you wanted solved, and then people would bid on providing the
> solution. Actually, there are several of those and I can find them easily.
> http://www.rentacoder.com
> http://www.GetAFreelancer.com
> http://www.Elance.com
> etc...
>
> But this one was different in that the problem and solution bids were
> publically viewable and MULTIPLE people could agree to contribute a payment
> if the problem was solved. Once the TOTAL collected pledges passed the
> lowest bid amount, the pledges were collected, and the solution provider
> engaged to work. Instead of "I need you to write this for ME" it was
> "SOMEONE needs to write this for US"
>
> Do you know what site that was?
>
> If not, can you think of keywords to search for such a thing?
>
> ---
> James Newton
> 1-970-462-7764
> mailto:jamesnewton@massmind.org
> http://www.massmind.org/member/JMN-EFP-786
>
>
>
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