cta.js – Animate your 'action-to-effect' paths

In plain words

cta.js is a JavaScript library that animates action-to-effect paths, helping developers visualize user interactions and processes. Launched in 2015, it's designed for web developers and designers who want to create visual representations of how actions lead to outcomes. The tool focuses on making these relationship animations straightforward to implement in web projects.

written from the facts on this page · September 2026

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