Since the conversion from standard images to RTTEX is normally a one-way process in the Proton SDK, you must use community-developed tools to reverse it. 1. Web-Based Converters (No Installation)
The process of converting files to PNG is essential for developers and modders working with the Proton SDK , a cross-platform framework primarily used in mobile games like Growtopia . Because RTTEX is a custom texture container designed for performance in OpenGL/GLES environments, standard image viewers cannot open it directly. Understanding the RTTEX Format
For quick, one-off conversions, browser-based tools are the most accessible: rttex to png
from growtopia.rttex_converter import rttex_unpack with open("image.rttex", "rb") as f: unpacked_png = rttex_unpack(f) with open("image.png", "wb") as out: out.write(unpacked_png) Use code with caution.
The original precompiled RTPack.exe from the Proton SDK GitHub can be used, though it requires PVRTexLib in the same directory for certain compression types. Why Convert to PNG? htf-rttex-unpacker - GitHub Since the conversion from standard images to RTTEX
The htf-rttex-unpacker is a simple script specifically built to extract PNGs from directories full of RTTEX files.
Specifically designed for game assets, this Growtopia RTTEX uploader is frequently used by the community for extracting textures. 2. Developer & Scripting Tools Because RTTEX is a custom texture container designed
Offers an online RTTEX converter that processes files in seconds without requiring local software.
An file is a proprietary container that can hold various types of image data, including JPEG and PVRTC textures . It often uses zlib compression to reduce file size, making it efficient for game engines but difficult to edit without conversion. How to Convert RTTEX to PNG
A popular choice where you simply upload the file, and the tool renders it onto a JavaScript canvas. You can then click the image to save it as a PNG .