Businesses are often advised to see which additional services or products can be sold to current customers instead of burning up money and energy trying to find new ones. A variation of that advice can be applied to your resources.
Which of your current strengths can be used to a greater degree? Are there some skills or products that were employed in other arenas that can be modified and used today? Go back ten years. Review all of those projects that were successful "once upon a time" and look for hidden treasure.
You may be surprised at what emerges.