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Show HN: AI-powered one-click translator for Pokémon GBA ROM hacks

TL;DR

Meowth GBA Translator is an open-source tool that uses LLMs to automatically translate Pokémon GBA ROMs, including fan hacks of FireRed, Emerald, Ruby/Sapphire, and Mystery Dungeon.

Key Points

  • Supports 10+ LLM providers including OpenAI, DeepSeek, Gemini, Claude, and Groq; extracts text directly from ROM binaries.
  • Preserves in-game codes and context, auto-patches fonts, then rebuilds the ROM — available via GUI or CLI in one click.
  • Six target languages supported: Chinese, English, French, German, Italian, Spanish. MIT-licensed, free, cross-platform.

Nauti's Take

A neat hobby project with genuine utility — but with three upvotes and one comment on HN, temper expectations accordingly. The core idea is sound: LLMs handle short, context-bound game strings well without mangling meaning.

It gets interesting when someone applies this to complex RPG hacks with branching dialogue trees. The font-patching logic is historically the tricky part of ROM localization, and whether it holds up across all supported scripts remains to be seen.

Sources