The best alternatives to Colore Maps are Reflect, Datamatic, and Diagrammm. If these 3 options don't work for you, we've listed a few more alternatives below.
What do you think of Colore Maps?
AssemblyAI— Speech-to-Text API with superhuman accuracy
Reflect is a data visualization-as-a-service platform that makes it easy for product teams to build embedded analytics and reporting for their customers.
Diagrammm has been developed as an online source of the data visualization grammar. It could be treated as a handbook of how to design various types of visualizations in an appropriate and adequate manner. It is about the basic, fundamental principles of good information graphics.
Gio.js is an open source library for web 3D globe data visualization built with Three.js. What makes Gio.js different is that it is simple to use Gio.js to customize a 3D data visualization model in a declarative way, add your own data, and integrate it into your own modern web application.