Try Kickstarter and if that fails due to Kickstarter fatigue, use the Wolfire Games formula:
Get anything working, be it a computer program, art, sound fx or music and sell alpha access to it. Make entertaining Youtube videos talking about your progress and build up a following.
Here they sell access to their editors:
Get anything working, be it a computer program, art, sound fx or music and sell alpha access to it. Make entertaining Youtube videos talking about your progress and build up a following.
Here they sell access to their editors: