ALTTP · Oracle · Tools

ALTTPHacking.net

Yaze

Yet Another Zelda3 Editor

Yaze

Cross-platform ALTTP editor for overworld, dungeon, music, messages, and project workflows. Current development line is 0.8.0; latest tagged release is 0.7.2.

Start here

  1. Download from GitHub releases. Windows: yaze-0.8.0-exp.1-windows-x64.zip. macOS: the .dmg. Linux: .tar.gz or .deb. Stable 0.7.2 is on the same page.
  2. Windows builds are not signed yet. If SmartScreen appears, choose More info, then Run anyway.
  3. macOS 0.8.0-exp.1 needs Homebrew OpenSSL and libpng (brew install openssl@3 libpng). The next build bundles them.
  4. Copy your US A Link to the Past ROM and open the copy in yaze. Keep the original untouched.
  5. Saving writes to the open ROM. Test it in an emulator and keep backups.
in development

0.8.0

Dungeon Editor completion milestone

  • Room-aware US/OOS dungeon palette inspection
  • Guarded persistent color editing with CAS, backup, and atomic save
  • Legacy palette-set-color --write fails closed; preview remains available
  • z3dk integration planning for assembly/lint/LSP + shared Mesen2 plumbing
latest tagged

0.7.2 July 17, 2026

  • Dungeon RC — entrance/special-object save follow-through, door-table contract tests, pit-damage controls
  • Overworld — Tile16 canvas context-menu sampling (eyedropper workflow)
  • Save safety — whole-ROM transactional saves; fail-closed unsupported stream growth
  • Platform — i18n catalog + French localization; hardened dialogs/session/CLI paths
prior

0.7.1 April 2026

  • Guided New Project flow and welcome/startup command-palette actions
  • Dungeon parity polish (BG1/BG2 routing, pit masks, workbench navigation)
  • Editor memory/startup footprint reductions
prior

0.7.0 March 2026

  • iOS remote control (Bonjour discovery, room viewer, command runner)
  • Desktop HTTP API expansion for commands and annotations
  • Sprite/screen/message/music editor workflow completions
  • BPS patch export/import and themed widget system

Overworld tile16 editing

yaze 0.8.0-exp.1: overworld tile16 editing

Graphics sheets

yaze 0.8.0-exp.1: graphics sheets

Dungeon room editing

yaze 0.8.0-exp.1: dungeon room editing

Palette editing

yaze 0.8.0-exp.1: palette editing

Built with yaze

Zora Sanctuary entrance open, with Link fully visible on the central stairs.

Oracle of Secrets, an in-development A Link to the Past hack, is edited with yaze. See the project: https://halext.org/labs/Oracle/

Related playtest tooling

For handheld Oracle playtesting on RG353P, see the Mesen2-OOS Workshop overlay.