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ds_mangaman - Ultimate Nintendo DS Manga Reader GUI Update

Hwongfish · 2026-06-27T04:20:32+00:00

Hi everyone! I’ve always felt that the Nintendo DS is criminally underrated when it comes to being a dedicated manga reader. Think about it: it has two screens built right into the form factor, a precise touchscreen, and when you rotate the console 90 degrees counter-clockwise, it perfectly mimics the ergonomics of holding a real physical tankobon (manga volume). When held vertically, the D-pad sits perfectly on the bottom, and the shoulder keys (L/R) are in the ideal position for switching chapters. Plus, the touchscreen can be used as a dynamic radar magnifier for reading small text or inspecting details. Such interactions offer a form factor that modern smartphones just can't match. To prove this, I built ds_mangaman — an open-source, hardware-accelerated 3x Ultra-HD comic book reader for the NDS/NDSL. New Features & Major Update We have completely overhauled the asset preprocessing pipeline to make building your custom manga ROMs incredibly simple. You no longer need to manually configure Python, pip, or global environment variables via the command line! Standalone Desktop GUI Tool: The project now includes a pre-compiled main_gui.exe desktop interface. You can manage your chapters, refresh your library, and compile everything through a clean graphical layout. Automated Toolchain Setup: The application now actively scans your local environment footprints. If the required devkitPro compilation toolchain is missing, the application will automatically pop up a guided dialog to configure and stitch the ecosystem together behind the scenes. Automated Closed-Loop Packaging: The builder silently handles NumPy-accelerated image rotation, downscaling, hardware-native 16-bit RGB555 transcoding, and NitroFS filesystem structuring with a single click. How to Use Toolchain Setup: Run main_gui.exe. If you don't have devkitPro, let the app guide you through the setup (make sure to keep the mandatory default installation path: C:\devkitPro). Import Assets: Click Import in the GUI to open assets/jpg_comic/. Create subfolders named with 4-digit integers for your chapters (e.g., 0010 for Chapter 1) and drop your sequential images (.jpg, .png, .webp) inside. Generate ROM: Hit Refresh in the GUI to view your chapters, select the ones you want to package, and click Gen ROM. Your finished .nds file will be generated instantly in the build/ folder, ready for your flashcard or emulator! Note: The underlying GNU make toolchain cannot handle directory paths containing spaces. Ensure your root project folder is placed in a clean directory path like C:\ds_mangaman\ or D:\ds_mangaman\. GitHub Repository: https://github.com/hwfish-error408/ds-mangaman GitHub Release & Binary Download: https://github.com/hwfish-error408/ds-mangaman/releases

Thread starter Herp198
Start date Oct 7, 2007
Views 1,828
Replies 5

Herp198

New Member

Newbie

Level 1

Oct 7, 2007

I just got an m3 simply and put 1.07 firmware on it. Everything works fine until i try to play a game. When the game tries to open both screens just go white and all i can do is power off. Any help would be appreciated.

g6team

Well-Known Member

Member

Level 1

Oct 8, 2007

Which game are you trying to play?

sylux92

Well-Known Member

Member

Level 2

Oct 8, 2007

WHen you updated did you delet the old ds_menu.sys?

Herp198

New Member

Newbie

Level 1

Oct 9, 2007

I've tried about 15 to 20 games all with the same result. I didnt delete the ds menu myself but im pretty sure i overwrote it.

sylux92

Well-Known Member

Member

Level 2

Oct 9, 2007

No. You overwrite the DS_MENU.DAT. You want to delete the DS_MENU.SYS, as the firmware will just recreate it on next poweron.

Herp198

New Member

Newbie

Level 1

Oct 9, 2007

I deleted the ds menu.sys and put on the 1.07 firmware from this site, same problem, also tried the r4ds 1.11 from here as well with the same results, do i just have a bad m3?