The new release brings more customization tools for terrain generation.

Check out a new version of the terrain generation Instant Terra. The new features are aimed to help you tweak the terrain even better to achieve realistic results. 
Some details:

• World browser. Search the exact terrain you’re looking for to render it directly in the software
• Use render terrain node to generate and export high-res images from Instant Terra
• Two Ramp colorize nodes for your own color creation
• Emphasize details with the sharpen node
• Auto-connection after deleting/creating a node 

Download the software or upgrade to the new version on the official website.