AV-G12
Slippy Tile Calculator
Find XYZ, TMS and quadkey tiles for a point and zoom, tile bounds, parents and children, and fill tile URL templates.
● Runs on your device; nothing is uploadedHow to use it
- Enter latitude, longitude and Zoom under Point → tile
- Click Inspect this tile, or enter a tile as XYZ, TMS or Quadkey
- Read the bounds, centre, parent and children
- Type a URL template and subdomains to get the tile URL
Limits
- Zoom
- 0–30
- Quadkey length
- 30 digits
- Tile x and y
- 0 to 2^z − 1
- Latitude
- Clamped to ±85.0511°
Features
- XYZ, TMS and Bing quadkey schemes
- Pixel position of the point inside a 256 px tile
- Template placeholders {z} {x} {y} {-y} {q} {s}
- Parent tile and four child tiles
- Nothing is downloaded
For AI agents: avtools_slippy_tiles
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