Ren'Py
Official screenshots
An open-source Python-based visual-novel engine with dialogue, branching, saves, rollback, UI, and multiplatform export.
Why use it
Genre-standard systems work out of the box so small teams can focus on writing, direction, and art.
Where it fits
Find engines, frameworks, code libraries, version control, and production automation.
What to check
Mechanics far outside the visual-novel model add customization cost, and mobile releases still follow store workflows.