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Made by the agent / Grid Tagger

Grid Tagger

Paint project-defined tags like enemies, items and traps onto a resizable or infinite grid and export the level as JSON, a 2D tag array, or Lua.

Made for I want a quick grid-based level editor where I place tagged content like enemies, items and traps on cells and export the level to JSON

Full screen ↗ Source (MIT) Does it fit? Vote
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How to use Grid Tagger

  1. Click a tag on the left (or press 1–9), then click or drag on the grid to paint. Right-click erases.
  2. Use Rect, Fill, Pick and Select from the toolbar. Drag a selection to move it, or copy and paste it.
  3. Click ✎ to change a tag's name, shape, color or defaults. Use the Cell panel to add properties or Lua to a single cell.
  4. Set the size under Level, or turn on Infinite. Wheel zooms and middle-drag or space-drag pans.
  5. Press Export JSON to download level.json. Load it again later with Import file.