I'm looking for something very simular to teespring.com and spreadshirt.com
Where X amount of sales need to happen before the orders ship out or the campaign ends;
Such as; 50 sales goal required to print T-shirts, and with a countdown timer for certain categories.
Anyone know an module that can do this?
It seems you needs deals extension with stock quantity limit and countdown timer. There are plenty of such extensions avaialble in the market. You can check out all the available extensions at http://gobestplugins.com/magento-daily-deals.html and http://gobestplugins.com/magento-super-deals.html
I believe the following module can be handy, please check its demo and snapshots,
Please taka a look at the Group Deals extension, which trigers deals for a certain amount of customers. http://ecommerce.aheadworks.com/magento-extensions/group-deals.html
It seems to be pretty close to your needs.
I think this extension will be suitable. It has the features you are looking for & much more. It will help you to integrates your store with limited time deal functionality to motivate your customers to buy more. You can check live demo carefully at : http://bit.ly/YMM4VB
Surely Magento Daily Deal extension is an effective solution for your starting promotion campaign. You can set time for each deal and a countdown timer is supported. Let try it for your campaign!
Check out the Countdown Anywhere module for Magento that adds countdowns anywhere on your website.
It includes several types:
Please, check out the demo here.
Hope this helps!