The modern gold standard created by the developers of the Dolphin Emulator. RVZ is a lossless compression format specifically designed for Wii and GameCube games. It preserves the exact Redump cryptographic hashes while compressing the file size down to WBFS levels (or smaller).
: Wii ISO/WBFS files range from 1GB to 4.7GB. Removing duplicate regional clones saves terabytes of storage.
: Deciding if you want "World" versions or specific NTSC-U/PAL releases.
This guide introduces archiving using the Redump database. Part 1 covers the core concepts, required tools, and database selection needed to build a streamlined Wii and WiiWare collection. Understanding the Core Concepts What is Redump? 1g1r redump nintendo wii wiiware part 1
In of this guide, we will walk through the exact, step-by-step process of configuring ROMVault , utilizing the Redump DAT file to filter the WiiWare library, and final auditing to ensure a perfect 1G1R Nintendo Wii set.
1G1R stands for . If a game was released in North America, Europe, and Japan, a standard collection contains three separate files. A 1G1R setup uses automated rules to keep only your preferred version (usually your local region) while discarding redundant duplicates. Why Apply 1G1R to the Wii?
WiiWare_1G1R/ ├── Aha! I Found It! (USA).wad ├── And Yet It Moves (Europe).wad ├── Bit.Trip Beat (USA).wad └── ... The modern gold standard created by the developers
The premier tool for auditing and filtering ROM sets.
When building Part 1 of your collection, it is vital to distinguish between these two formats:
Several tools can convert a full Redump DAT into a 1G1R DAT and then process your files. The most popular options are: : Wii ISO/WBFS files range from 1GB to 4
| Tool | Purpose | Notes | |------|---------|-------| | | Official DAT files for optical discs | Required for verification | | Retool | Generate 1G1R DAT files from full DATs | Supports custom region/language priorities | | oxyROMon | Rust‑based ROM organizer | Native 1G1R mode, supports Redump DATs | | IGIR | Zero‑setup collection manager | Great for automated renaming and sorting | | CleanRip | Dump physical Wii discs | Also downloads DAT files automatically on the Wii | | WAD Manager | Install .WAD files on a real Wii | Use from Homebrew Channel | | Dolphin Emulator | Run .WADs on PC | Supports emulated NAND folders |
If you've ever stared down a full Redump set containing dozens of duplicates of the same game across different regions, revisions, and languages—wondering how you'll ever sort through it all—the 1G1R approach offers the perfect solution. This guide provides everything you need to know about of this landmark collection, from what 1G1R actually means to how you can make the most of these meticulously curated files.