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Developer tools · #renpy
Use Ren'Py Screen Language to build menus that update automatically when game variables change.
Learn how to secure Ren'Py save data using AES-256 encryption, the risks of data loss, and how to verify that your save files are properly protected from external editing.
Ren'Py's ATL lets you declare sprite movements, fades, and rotations in a single block. This guide shows how to define a transform, apply it, and check performance. It also covers limits, pitfalls, and how to avoid common mistakes.
Ren'Py's Animation and Transformation Language lets you define reusable, declarative timelines for sprites and UI instead of duplicating per-frame code across scenes, with trade-offs around silent errors and rollback.
Instead of hard‑coding confirm dialogs as labels and jumps, model them as screens that return a value. Learn how to declare a modal confirm dialog, call it from a label, and keep your story logic clean and reusable.
A concise diagnostic guide for resolving Ren'Py save‑game incompatibility errors, covering common causes, a quick‑check table, step‑by‑step troubleshooting, and practical fixes.
Learn how Renpy’s built‑in persistent object automatically pickles game data, handles version‑tolerant loads, and where to call save_persistent() for reliable cross‑session storage.
When Ren'Py screens don't reflect game state, dynamic variable tracking can auto-update UI - here's how to set it up, a working example, and what to watch out for.
Learn how to control Ren'Py’s automatic rollback system—set depth, enforce hard limits, block rollback, and avoid common mistakes that break save‑state integrity.