RenPy Visual Novel Engine is a free software engine which facilitates the creation of visual novels, a form of computer-mediated storytelling.
License: Open Source
Stencyl is a user-friendly game development platform focused on 2D games with a drag-and-drop interface, making it ideal for beginners. Ren'Py, on the other hand, is tailored for creating visual novels and narrative-driven games with its Python-based scripting, providing more flexibility for storytelling.